-
A line segment PQ is drawn from the point (-3, 4) to the point (7, 5). What are the
co-ordinates of the midpoint ?
Ans : (2, 9/2)
-
A wheel that has an area of 2pK rolls a distance of 3w feet. How many revolutions does it make ?
Ans :
-
If the radius of a circle is increased by 25% by what percent is the area increased ?
Ans : 56.25%
-
Mr. John mowed of his lawn in hours. Mr. Minelli, who works thrice as fast, finished mowing the lawn in less time. For how many minutes did Mr. Minelli work ?
Ans : 112/3
-
How many quarts of 80 percent solution of alcohol should be mixed with a 60 percent solution of alcohol in order to make 40 quarts of 70 percent solution ?
Ans : 20
-
If 'b' bananas costs 'c' dollars how many bananas can be bought for 'K' cents ?
Ans :
-
How many miles can a cyclist ride from 11.05 a.m. to 11.50 a.m. if his average rate is 50 miles an hour ?
Ans : 37.5
-
At what does missile travel if it covers 'mh' miles in 'h' hours ?
Ans : m
-
24. What is the value of 'f' if the average of 0.2, 0.45, 0.35 and 'f' is 0.45 ?
Ans : 1.8
-
Find the average speed of a motorcyclist if he travels from town A to B at a speed of 40 miles / hr and returns to town A at a speed of 50 miles / hr.
Ans : 44 4/ 9
[next page]