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A solid cube of side 6 is first painted pink and then cut into smaller cubes of side 2. How many of the smaller cubes have paint on exactly 2 sides?
A. 30
B. 24
C. 12
D. 8
E. 6
A machine puts c caps on bottles in m minutes. How many hours will it take to put caps on b bottles?
A. 60bm/c
B. bm/60c
C. bc/60m
D. 60b/cm
E. b/60cm
The distance from town A to town B is five miles. C is six miles from B. Which of the following could be the distance form A to C?
I 11
II 1
III 7
A. I only
B. II only
C. I and II only
D. II and III only
E. I, II, or III.
x = y - (50/y), where x and y are both > 0
If the value of y is doubled in the equation above, the value of x will
A. decrease
B. stay the same
C. increase four fold
D. double
E. increase to more than double
Paint needs to be thinned to a ratio of 2 parts paint to 1.5 parts water. The painter has by mistake added water so that he has 6 litres of paint which is half water and half paint. What must he add to make the proportions of the mixture correct?
A. 1 litre paint
B. 1 litre water
C. ½ litre water and one litre paint
D. ½ litre paint and one litre water
E. ½ litre paint
For how many integer values of n will the value of the _expression_ 4n + 7 be an integer greater than 1 and less than 200?
A. 48
B. 49
C. 50
D. 51
E. 52
The first term in a sequence is 1 and the second term is 5. From the third term on each term is the average (arithmetic mean) of all preceding terms. What is the 25th term in the sequence?
A. 2.5
B. 3
C. 5
D. 25
E. 50
12 litres of water a poured into an aquarium of dimensions 50cm length , 30cm breadth, and 40 cm height. How high (in cm) will the water rise?
(1 litre = 1000cm³)
A. 6
B. 8
C. 10
D. 20
E. 40
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