Mohan bought 52 books for Rs 1130 from one shop and 44 books for Rs 920 from another. What is the average price (in Rs) he paid per book ?

Anwesha sells two handbags, one at a profit of 18% and the other at a loss of 18%. If the selling price of each handbag is ₹450, then what is the overall percentage of profit or loss?

Two banks, A and B, offered loans at 3.5% and 6% per annum, respectively. Ajay borrowed an amount of ₹340000 from each bank. Find the positive difference between the amounts of simple interest paid to the two banks by Ajay after 3 years

Jitesh and Kamal can complete a certain piece of work in 7 and 11 days, respectively, They started to work together, and after 3 days, Kamal left. In how many days will Jitesh complete the remaining work?

Find the value of 8.15 × 0.35 − 2.36 × 0.8 + 1.07 − 0.5 × 0.8 − 2.56.

If the selling price of 10 raincoats is equal to the cost price of 12 raincoats, find the gain percentage.

After 60 litres of petrol was poured into an empty storage tank, it was still 10% empty. How much petrol (in litres, rounded off to two decimal place) must be poured into the storage tank in order to fill it?

The ages of Misha and Kamal are in the ratio of 2 : 3 respectively. After 6 years the ratio of their ages will be 7 : 9. What is the difference in their present ages?

2% of 11% of a number is what percentage of that number?

The average of first 124 odd natural numbers, is:

A person can complete a journey in 24 hours. He covers the first one-third part of the journey at the rate of 42 km/h and the remaining distance at the rate of 12 km/h. What is the total distance(km) of his journey?

The smallest number which, when divided by 36 and 45 leaves remainders 8 and 17, respectively, is:

The sum of five numbers is 655. The average of the first two numbers is 76 and the third number is 103. Find the average of the remaining two numbers?

Which of the following numbers is divisible by 11?

A person buys a radio for ₹1,200 and sells it at a 10% loss. The person then buys the same model from the supplier and sells it again at a 15% profit. What is the overall profit or loss percentage?

A store has a product with a cost price of ₹400. Additionally, if a customer uses a store loyalty card, they receive an extra 5% discount. What is the final price the customer pays?

The sum of 8 numbers is 696. Find their average

Two pipes, A and B, can fill the tank in 60 hours and 90 hours, respectively. If both the pipes are opened simultaneously, in how many hours will 75% of the tank be filled?

If after three successive discounts of 20%, 25% and 35%, an item is sold for ₹33,150, what is its marked price (in ₹)?

The areas of three surfaces of a cuboid are 10 m², 18 m² and 20 m². What is the volume (in m³) of the cuboid?

An isosceles right-angled triangle has two equal sides of length 12 cm each. Find its area

Anjani can do a certain piece of work in 18 days. Anjani and Khushbu can together do the same work in 14 days, and Anjani, Khushbu and Sushmita can do the same work together in 9 days. In how many days can Anjani and Sushmita do the same work?

A man sold his watch at a loss of 5%. Had he sold it for ₹56.40 more, he would have gained 10%. What is the cost price (in ₹) of the watch?

The difference between simple and compound interests, compounded annually, on a certain sum of money for 2 years at 5% per annum is ₹1,600. Find the sum (in ₹).

Evaluate: 2 × {17 - 2 × (9 -5)}

If 0.008/x = 0.01, find x.

The sum of five numbers is 655. The average of the first two numbers is 78 and the third number is 102. Find the average of the remaining two numbers?

Evaluate: 2 × {17 - 2 × (8 -5)}

If the side length of a square increases from 5 cm to 7 cm, find the percentage increase in its area

ഒരേ ക്രമമുള്ള 2 സമമിത മാട്രിക്സുകളാണ് A ,B എന്നിവ എങ്കിൽ AB-BA എന്നത് :

ഒരു ന്യൂന സമമിത മാട്രിക്സ് ആയ A-യുടെ കർണ രേഖ അംഗങ്ങളുടെ തുക :

In what ratio should sugar costing ₹10 per kg be mixed with sugar costing ₹61 per kg so that by selling the mixture at ₹31.5 per kg, there is a profit of 26%?

The population of a village increases at the rate of 25 per thousand annually. If the present population is 84050, what was the population two years ago?

Two banks, A and B, offered loans at 3.5% and 6% per annum, respectively. Shivam borrowed an amount of ₹460000 from each bank. Find the positive difference between the amounts of simple interest paid to the two banks by Shivam after 3 years positive difference (in ₹) .

Rishi can do a piece of work in 8 hours. Shan can do it in 12 hours. With the assistance of Veer, they completed the work in 3 hours. In how many hours can Veer alone do it?

The LCM of two numbers is 72. Their ratio is 3 : 4. Find the sum of the numbers.

Find the surface area of a sphere whose diameter is equal to 30 cm.

In covering a distance of 72 km, Amit takes 5 hours more than Vinay. If Amit doubles his speed, then he would take 7 hour less than Vinay. Amit's speed is:

In a race, an athlete covers a distance of 402 m in 134 sec in the first lap. He covers the second lap of the same length in 67 sec. What is the average speed (in m/sec) of the athlete?

Three partners invested in a business in the ratio 4:3:1. They invested their capitals for 9 months, 2 months and 11 months, respectively. What was the ratio of their profits?

A bus travelling at 99 km/h completes a journey in 14 hours. At what speed will it have to cover the same distance in 18 hours?

The monthly incomes of two friends Nirmal and Rakesh, are in the ratio 5 : 7 respectively and each of them saves ₹93000 every month. If the ratio of their monthly expenditure is 1 : 3, find the monthly income of Nirmal(in ₹).

x സൂചക സംഖ്യ 2 ആയ ബിന്ദുവിൽ y=x³-x+1 എന്ന വക്രത്തിന്ടെ തൊടുവരയുടെ ചരിവ്?

y=3x⁴-4x എന്ന വക്രത്തിൽ x=4 ലെ തൊടുവരയുടെ ചരിവ്?

f(x)=2x³-15x²+36x+1 എന്ന ഏകദത്തിന്ടെ [1,5] എന്ന ഇടവേളയിലുള്ള കേവല ഉന്നത വില ഏത് ?

x² -8x +17 എന്ന ഏകദത്തിന്ടെ ഏറ്റവും കുറഞ്ഞ വില?

f(x) = 3x⁴ + 4x³ -12x² + 12 എന്ന ഏകദത്തിന്ടെ പ്രാദേശിക നിമ്‌ന വില ബിന്ദു ഏത്?

f(x)= x³-6x²+9x+15 എന്ന ഏകദത്തിന്ടെ പ്രാദേശിക ഉന്നത വില ബിന്ദു ഏത്?