1. Four boys have marbles in the ratio 12 : 3 : 4 : 1. If the boy with the least number of marbles has 3 marbles, how many marbles does the boy with the greatest number have?

2. A student does 1/4 of her Christmas shopping with her allowance. She does 2/3 of the remaining shopping now with her dad who pays for it. What part of the shopping is left to be done from her own pocket money ?

3. What is the value of

4. If 14 parts of methyl alcohol are mixed with 7 parts of water, what part of the mixture is water ?

5. How many feet does a car cover in one minute when it travels at 45 miles per hour? (1 mile = 5,280 feet)

6. What fraction must be subtracted from the sum of and to obtain an average of ?

7. An Estenmeyer flask can hold 0.05 gallons of water. How many flasks are needed to hold 22.75 liters ? (1 gallon = 4.55 liters)

8. In the figure, O is the center of the circle. If OA = 6.5 and AB = 5, what is the ratio of area of triangle ABC to area of the circle?

   
   

9. What is the value of

10. In the figure, DEFK is a rectangle. DE = 60, KE = 61. What is the value of A(DDOE)?
    
    

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Index

Test 3

Test 4