If 76 is divided into four parts proportional to 7, 5, 3, 4, then the smallest part is:
A). 12
B). 15
C). 16
D). 19
12
NA
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1. A, B and C received an amount of Rs 8400 and distributed among themselves in the ratio of 6 : 8 : 7 respectively. If they save in the ratio of 3 : 2 : 4 respectively and B saves Rs 400, then what is the ratio of the expenditures of A, B and C respectively?
2. 39% of one number is equal to 91 % of another number. What is the ratio of the first number number to the second ?
3. If a : b = 4 : 1, then find (a - 3b)/(2a - b).
4. Seven numbers are in the ratio of 1 ∶ 3 ∶ 7 ∶ 12 ∶ 13 ∶ 21 ∶ 23. Their sum is 3280 then the average of the highest three numbers is
5. In what ratio two types of sugar costing Rs. 50/kg and Rs. 40/Kg should be mixed to obtain a mixture of Rs. 43/Kg.
6. A cubical block of metal weighs 6 pounds. How much will another cube of the same metal weigh if its sides are twice as long?
7. The ratio of number of balls in bags x, y, is 3 : 1. If 3 balls are taken from bag x and are dropped in bag y. Number of balls are equal in each bag now. Number of balls in each bag now is
8. Same quantity of rice is required for each member of a family of 15 members. On a particular day, due to the absence of some members of the family, the consumption of rice was reduced in the ratio 5 : 3. The number of members absent on that day was
9. If a ∶ b = 2 ∶ 3, b ∶ c = 4 ∶ 5 and c ∶ d = 6 ∶ 7, then a ∶ d = ?
10. If two numbers are respectively 30% and 50% of a third number, what is the ratio between the first two numbers?
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