Quantitative Aptitude PYQs

In the given question, two equations numbered l and II are given. Solve both equations and mark the appropriate answer.

1. \(x^2 - 5\frac{1}{2}x+7\frac{1}{2} = 0\) 2. \(\frac{1}{\frac{1}{y^2-2y+1.75}} = 2y-2\)

In the given question, two equations numbered l and II are given. Solve both equations and mark the appropriate answer.

I. (x - 6)(2x - 5)2zⁿ = 0 ('n' is the smallest whole number).

II. y³ = 343

Quantity I: Peter invested some amount in scheme A which offers 25% CI pa while some amount in scheme B which offers 10% SI pa. After 2 years ratio of interest earned from A to B is 13 : 6. Amount invested by Peter in scheme A is what percent of the amount invested by him in scheme B.

Quantity II: Shyam invested Rs. 22000 in a scheme A which offered SI at the rate of R% for two years. After two years, he withdrew the principle amount plus interest and invested the entire amount in another scheme B which offers SI at the rate of 25% for two years. If he got total interest of Rs. 14740 after two years, find the value of R.

Jar A comprises a mixture of milk and water in the ratio of 3 : 2 respectively. Another mixture of milk and water is added to jar A and the ratio of milk and water in the resultant mixture changes. What was the initial quantity of mixture present in Jar A?

I. The ratio of milk and water in the mixture that was added to Jar A was 2 : 1 respectively.

II. The ratio of the new quantities of milk and water in Jar A was 8 : 5 respectively. The quantity of water in the mixture added to jar A was 6 litre.

In the following question, two statements are numbered as A and B. On solving these statements, we get quantities A and B respectively. Solve both quantities and choose the correct option.

Quantity A: Saurav can row a boat 40 km upstream in 8 hours. If speed of Saurav’s boat is 7 km/h. Find how much Saurav can row downstream in 9 hours.

Quantity B: Vaibhav’s boat travelled 100 km in 10 hours in still water. If total time taken by Vaibhav to reach the distance is 8 hours for first half of time he goes against the stream and for remaining half along with the stream. Find the distance travelled, if speed of stream is 2 km/h.

Find the average number of Boats manufactured by all the 5 companies.

Find the ratio of Boats and Ships Manufactured by Company B.

The total number of boats manufactured by B is what percent of the total number of boats manufactured by D and E?

For E, total number of (Boats + Ships) manufactured in the year 2022 is 25% more than that of 2021 and the number of boat manufactured were same. Find the difference between the number of ships manufactured by Company E in both the years.

Number of Boats manufactured by a New Company X is thrice the number of boats manufactured by Company D, while the total number of (Boats + Ships) manufactured by Company X is twice the number of (Boats + Ships) manufactured by Company C. What will the total number of Ships manufacture by Company X?

Length of train A is half as that of train B. Train A and B crosses the platform of length 100 meters in 5 seconds and 6 seconds respectively. If the ratio of speed of train A and B is 2 : 3, Find the length of train B.

Two inlet Pipes A and B can fill the tank in 3 hours. C is the outlet Pipe. Together A, B and C can fill the tank in 4 hours. Find in how many hours, Pipe C can emptied the tank.

A invested Rs. X and B invested Rs. (X + 10) in a partnership for 20 months and 16 months respectively. If their profit ratio after respective time period is 5 : 6, then find the investment of B?

6 years ago, the ratio of age of A and B is 7 : 6. A is 6 years older than C. If the sum of the present age of B and C is 32, then find the present age of C.