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Hi bobbym,
You are correct to 2149 and 2150.
#2151. Find the shortest distance from (4,6) to (-4,8).
#2152. Find the shortest distance from (-4,3) to the origin.
It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
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Hi ganesh;
In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.
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Hi bobbym,
The solutions to 2151 and 2152 are correct. Well done!
#2153. Find the product of 15 sqrt 2 and 12 sqrt 2.
#2154. Find the square root of 324 x 1296 x 2401.
It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
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Hi ganesh;
In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.
Offline
Hi bobbym,
The reply to 2153 is correct. Well done.
#2155. Find the value of 2[sup]4[/sup] x 3[sup]2[/sup] x 5.
#2156. Find the value of 7[sup]4[/sup] x 5.
It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
Offline
Hi ganesh;
In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.
Offline
Hi bobbym,
The replies to 2155 and 2156 are correct.
Remarkable!
#2157. If the Cost Price is 4000$ and Selling Price is 4500$, find the profit percentage.
#2158. If the Cost Price is 1000$ and Selling Price is 800$, find the loss percentage.
It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
Offline
Hi ganesh;
In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.
Offline
Hi bobbym,
The solutions to 2157 and 2158 are correct. Keep it up!
#2159. Find the middle term of (a+b)[sup]6[/sup].
#2160. Find the penultimate term of (x+y)[sup]20[/sup].
It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
Offline
Hi ganesh;
In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.
Offline
Hi bobbym,
The solutions to 2159 and 2160 are correct. Good work!
#2161. Find the area of a ring whose outer radius is 4 cms and inner radius is 3 cms.
#2162. Find the circumference of the semi-circle of radius 6 cms.
It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
Offline
Hi;
In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.
Offline
Hi bobbym,
The solutions are correct to both the problems. Great job!
#2163. Find the sector 3/4 radians of radius 10 cms.
It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
Offline
Hi ganesh;
In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.
Offline
Hi bobbym,
The solution to 2163 is correct. Well done!
#2164. Find the area of a parallelogram of base 22 cms and altitude 18 cms.
#2165. Give the formula for the area of a trapezium.
It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
Offline
Hi ganesh;
In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.
Offline
Hi bobbym,
The solutions to 2164 and 2165 are correct. Brilliant!
#2166. Find the value of 10[sup]0.5[/sup].
#2167. Find the value of 100[sup]0.2[/sup].
It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
Offline
Hi ganesh;
In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.
Offline
Hi bobbym,
The solutions to 2166 and 2167 are correct. Outstanding!
#2168. The average of 20 students is 45 kilograms, 25 students is 50 kgs and 5 students is 55 kgs. Find the overall average weight of the 50 students.
#2169. The average height of 30 boys is 1.55 meters. One new boy is included whose height is 1.60 meters. Find the new average.
It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
Offline
Hi ganesh;
In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.
Offline
Hi bobbym,
The solutions to 2168 and 2169 are correct. Well done!
#2170. Find the area of a regular pentagon of side length 6 cms.
#2171. Find the area of a regular hexagon of side length 5 cms.
It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
Offline
Hi ganesh;
In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.
Offline
Hi bobbym,
The solutions to 2170 and 2171 are correct. Very well done!
#2172. Convert from decimal to rational number: 5.6666666.........
#2173. Convert from decimal to rational number: 2.16161616............
It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
Offline
Hi ganesh;
In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.
Offline
Hi bobbym,
The reply to 2172 is correct. Well done!
#2174. Convert from hexadecimal to decimal: 2F7
#2175. Convert from octal to decimal: 2520.
It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
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