Q1. A and B started the work alternatively starting with A. On last day, A completed the work by doing 12.5% of the whole work. Which of the following can be the possible value of time taken by B alone to do that work if A alone can do the whole work in 6 days.
(a) 15 days
(b) 8 days
(c) 10 days
(d) 6 days
(e) 12 days
Q2. Ratio of age of Ravi to Vicky, 4 years ago was 5: 6, while ratio of present age of Rocky to that of Vicky is 5: 4. If 2 years later sum of age of Ravi and Rocky will be 63 years, then find the difference between present age of Ravi and Vicky?
(a) 4 years
(b) 2 years
(c) 8 years
(d) 6 years
(e) 5 years
Q3. In first mixture, quantity of milk was 6 lit more than that of water. After adding 40 ltr of second mixture (having ratio of water to milk 3: 5) in the first mixture, ratio of water to milk in the final mixture becomes 9: 13. Find the total quantity of water in the final mixture.
(a) 27 ltr
(b) 31.5 ltr
(c) 36 ltr
(d) 45 ltr
(e) None of these
Q4. An article is sold at 40% discount on M.P. and ratio of C.P. to S.P. is 5: 8 then what is the M.P. of article if the profit obtained on the article is Rs. 450.
(a) Rs. 1400
(b) Rs. 2400
(c) Rs. 1600
(d) Rs. 2200
(e) Rs. 2000
Q5. If two dices are rolled together, then find the probability of getting a sum of numbers on both the dice an even number?
(a) 3/4
(b) 2/3
(c) 1/6
(d) 5/6
(e) 1/2
Solutions
. . . . . . . .