Mathematics
Five mangoes and four guavas cost as much as three mangoes and seven guavas. What is the ratio of the cost of one mango to the cost of one guava?
1 : 3
3 : 2
4 : 3
5 : 2
Related Questions
The ratio between the third proportional to 12 and 30 and mean proportion of 9 and 25, is :
2 : 1
5 : 1
7 : 15
9 : 14
When 30% of one number is subtracted from another number, the second number reduces to its four-fifths. What is the ratio of the first to the second number?
2 : 5
2 : 3
4 : 7
cannot be determined
Of 132 examinees of a certain class, the ratio of passed to failed students is 9 : 2. If 4 more students passed, what would have been the ratio of passed to failed students?
3 : 28
28 : 5
4 : 25
25 : 4
There are three boxes – P, Q and R, containing marbles in the ratio 1 : 2 : 3. Total number of marbles is 60. The above ratio can be changed to 3 : 4 : 5 by transferring :
2 marbles from P to Q and 1 from R to Q
3 marbles from Q to R
4 marbles from R to Q
5 marbles from R to P