A, B and C have Rs.500 between them, A and C together have Rs.200 and B and C Rs.350. How much does C have?
A). Rs.50
B). Rs.75
C). Rs.100
D). Rs.150
Rs.50
NA
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1. The flight fare between two cities is increased in the ratio 9:11. What is the increase (in Rs) in the fare, if the original fare was Rs. 18,000?
2. A garrison of 400 men had a provision for 31 days. After 28 days 280 persons re-enforcement leave the garrison. Find the number of days for which the remaining ration will be sufficient?
3. If A:B is 2:3, B:C is 6:11, then A:B:C is :
4. The weights of three boys are in the ratio 4 : 5 : 6. If the sum of the weights of the heaviest and the lightest boy is 45 kg more than the weight of the third boy, what is the weight of the lightest
5. The total employees working in 3 branches of Company PQR are in the ratio of 7 : 5 : 8. The ratio changes to 15 : 11 : 17 when 400 new employees joined in each branch of the office. Find the total employees working in 3 offices together initially?
6. Which number when added to each of the numbers 3, 4, 17, 20 will make the resulting numbers proportional?
7. .A mixture contains spirit and water in the ratio of 3 : 2. If it contains 3 litres more spirit than water, the quantity of spirit in the mixture is
8. $\triangle XYZ$ is similar to $\triangle PQR$. If ratio of perimeters of $\triangle XYZ $: $\triangle PQR$ is 3:2 and if PQ = 6 cm then what is the length of XY (in cm)?
9. A train left 1 hour later than the scheduled time but in order to reach its destination 200 km away in time, it had to increase its usual speed by 10 km/hr. What is the usual speed (in km/hr) of the train?
10. If the compound ratio of ratios 1 ∶ (x + y) and 1 ∶ (x - y) is 1 ∶ y2, find the value of x/y.
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