AP ICET| Arithmetic ability| Ratio and Proportion

 Ratio and Proportion

1. Divide Rs. 1870 in three parts such that half of the first part, one-third of the second part and one-sixth of the third part are equal.

A. 270, 840, 1160             

B. 341, 243, 245           

C. 400, 800, 670         

D. None of the above

 

2. A and B are the two alloys of copper and brass prepared by mixing metals in the proportion of 7:2 and 7:11 respectively. If the equal quantities of two alloys are melted to form a third alloy called C, then the proportion of copper and brass in C will be,

A. 5:9           

B. 5:7             

C. 7:5               

D. 9:5

 

3. The incomes of X and Y are in the ratio of 3:2 and their expenditures are in the ratio of 5:3. If each of them saves Rs. 1000, then, A’s income can be,

A. Rs. 3000         

 B. Rs. 4000           

C. Rs. 9000             

D. Rs. 6000

 

4. The students in three batches in school is in the ratio of 2:3:5. If 20 students in each batch are increased than the ratio changes to 4:5:7. The total number of students in the three before the increase was,

A. 100           

 B. 10           

 C. 90             

 D. 150

 

5. Divide the amount of Rs. 500 between P, Q, R, and S such that P and Q together get the thrice as much as R and S together. Q gets four times of what R geta and R gets 1.5 times as much as S. Now the value that Q gets will be

A. 75           

B. 125           

C. 150           

D. 300