Quantitative Relationships and Initial Values
Quantitative Relationships and Initial Values
#### In a certain ratio, the sum of the first and the third terms is 40, and the sum of the second and the fourth terms is 30. If the ratio is 2:3:4:5, what is the sum of all four terms?
1. [ ] 120
2. [x] 70
3. [ ] 80
4. [ ] 110
#### In a classroom, the ratio of the number of boys to the number of girls is 7:5. If 8 more boys join the class and 6 girls leave, the new ratio of boys to girls becomes 4:3. How many students are there in the class now?
1. [ ] 50
2. [ ] 56
3. [ ] 64
4. [x] 72
#### The ratio of incomes of A, B, and C is 5:3:2. If the total income of A and B is $24,000, what is C's income?
1. [ ] $4,000
2. [ ] $6,000
3. [x] $8,000
4. [ ] $10,000
#### In a bag, the ratio of the number of red balls to the number of blue balls to the number of green balls is 3:4:5. If there are 36 green balls, how many red balls are there?
1. [ ] 18
2. [ ] 24
3. [x] 12
4. [ ] 9
#### Annual Incomes of A and B are in the ratio of 5:3 and their annual expenses bear a ratio 3:1.If each of them saves Rs 600 at the end of the year, the annual income of A is :
1. [ ] Rs 1200
2. [ ] Rs 1400
3. [x] Rs 1500
4. [ ] None of the Above
