List of top Quantitative Aptitude Questions

If Rakesh borrows Rs. 36,000 from Sathesh at a rate of interest 6% S.I, at the end of four years, how much interest does Rakesh have to pay?
Reena and Shaloo are partners in a business. Reena invests Rs.35,000 for 8 months and Shaloo invests Rs.42,000 for 10 months. Out of Profit of Rs.31,570, Reena’s share is:
Rahul can row downstream at 11 km/h and upstream at 7 km/h. Find the speed of Rahul in still water and the speed of the current.
Anish and Bala can do a work in 8 days, Bala and Cynthia can do the same work in 12 days. Anish, Bala, and Cynthia together can finish it in 6 days. How many days will Anish and Cynthia together do it?
Current age of Ritu and Rinki is in the ratio 3:4. Six years back, the ratio of their ages was 2:3. What is the present age of Ritu?
The least multiple of 7, which leaves a remainder of 4, when divided by 6, 9, 15, and 18 is:
Sarah's age is now five times that of her nephew Jack. If Jack will be 11 years old, in 3 years, how old will Sarah be then?
A can complete a task in 6 days, B can complete it in 8 days, and C can complete it in 12 days. If they all work together, how many days will be required to complete the task?
If \[ \left( \frac{0.007}{0.049} + \frac{0.049}{0.007} \right)^2 = \frac{2500}{K - 1}, \text{then the value of } k \text{ is:} \]
Calculate the value of the following expression: \[ \frac{(0.12562 \times 0.3179)}{(0.9537) \times (0.25124)}. \]
A shopkeeper sold an item for ₹ 528 and suffered a loss of 4%. In order to get 10% profit, for how much should he have sold the item?
A milkman has 3 vessels containing 67 litres, 139 litres, and 187 litres, respectively, of pure milk. A measuring jar, after a different number of exact measurements of milk in each vessel, leaves the same amount of milk unmeasured in each vessel. What is the volume of the largest such jar?
If 16% of 250 + 115% of 480 = 10% of N, then what is the value of N?
The value of \[ \frac{1}{1 + p^{(y-z)} + p^{(x-z)}} + \frac{1}{1 + p^{(x-y)} + p^{(z-y)}} + \frac{1}{1 + p^{(y-x)} + p^{(z-x)}}, \] is:
A room cooler is marked for ₹ 13,500 and is available at an off-season discount of 15%. The shopkeeper offers another discount to his friend and sells the cooler for ₹ 10,557. The percentage of second discount given to his friend is:
A sum of money becomes double in R years at an annual rate of simple interest. What is the annual rate of interest?
A piece of work can be done by Ram in 10 days. If Mohan joined him and both together finished the work in 6 days, then the ratio of their one day work is:
The average age of 6 sons of a family is 8 years. The average age of the sons together with their parents is 22 years. If the father is 8 years older than the mother, then the age of the father (in years) is:
Jayant gave 20% of his savings to his elder son, 30% of the rest to his younger son and 10% of the still remaining as donation to a trust. He is left with ₹ 5040. Find his total savings.
Two mixtures A and B contain milk and water in the ratio 4:5 and 7:4, respectively. In what ratio should the two mixtures be mixed to obtain a new mixture having 55% milk?
A starts a business with ₹ 42,000 and is joined afterwards by B with ₹ 72,000. After how many months did B join if the profits at the end of the year are divided equally?
A boat can go three-quarter of a kilometer upstream in 11 minutes 15 seconds and also cover the same distance downstream in 7 minutes 30 seconds. The speed of the boat in still water is:
The incomes of A and B are in the ratio 9:4 and their expenditures are in the ratio 7:3. If A saves 30% of his income, then the ratio of their savings is:
The L.C.M. of 33, 54, 108, 165, and 198 is:
A dishonest shopkeeper professes to sell grains with only 4% profit, but uses a faulty weight and gives only 800 gm in place of 1 kg. The actual profit percentage of the shopkeeper is: