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In a scheme, a pack of three soaps with MRP Rs.45 is available for Rs.42. If it still gives a profit of 5% to the shopkeeper, then the cost price of the pack is?

Applying the equation, Selling price – Cost price = Profit Selling price = Rupees 42.00 Cost price = x Profit = (5/100) x Therefore, 42... View Article

Martha was supposed to multiply the number of cans sold with the price of one can to ascertain the amount. Instead of taking 41 as the number of cans, she wrote 14 by mistake. As a result, the product went down by 135. What is the other multiplier?

As per the question given Martha was supposed to multiply the number of cans sold with the price of one can to ascertain the amount earned by... View Article

A baby crawls 8 feet towards the west and then 8 feet towards the north. It then moves 14 feet towards the east. How far and in which direction is the baby from the starting point?

A baby crawls 8 feet towards and turns towards north. Finally, he turns 14 feet towards east From the triangle, Pythagoras theorem 82 + 62 = x2... View Article

Walking 6/7th of his usual speed, a man is 12 minutes too late. What is the usual time taken by him to cover that distance?

It is given that walking 6/7th of his usual speed, a man is 12 minutes too late. The usual time taken by him to cover that distance have to be... View Article

Find the irrational number between 2 and 2.5

Answer: An irrational number is a real number that can not be expressed as an integer ratio, such as √2, is an example of an irrational number.... View Article

1 metric ton is equal to a) 100 quintals b) 10 quintals c) 1/10 quintals d) 1/100 quintals

Metric ton is a unit of weight and is equal to 1000 kg. This unoit is used for geavy objects Quintal is also a unit of weight and is equal to... View Article

If the HCF of 657 and 963 is expressible in the form 657x + 963x – 15 find x.

Using Euclid’s Division Lemma a= bq+r / Dividend= Divisor * Quotient + Remainder = 963 = 657×1+306 = 657 = 306 × 2 + 45 = 306 =... View Article

Define constant polynomial and give its degree

A polynomial that, when evaluated over each in the domain of definition , results in the same value is known as constant polynomial. The degree... View Article

Two adjacent sides of a parallelogram are 24 cm and 18 cm if the distance between the longer side is 12cm, find the distance between the shorter side.

Two adjacent sides of the parallelogram are AB = 24 cm and BC = 18 cm and the distance between the longer side, DE = 12 cm. The distance between... View Article

Write a pair of integers whose sum is zero

The sum of two integers is zero, one integer is the additive inverse of other integer, like – 3, 3; – 4, 4 etc. The difference... View Article

A train travels a distance of 480 km at a uniform speed. If the speed had been 8 km/h less, then it would have taken 3 hours more to cover the same distance. Find the speed of the train.

Distance travelled by the train = 480 km Let the speed of the train be x kmph Time taken for the journey = 480/x Given speed is decreased by... View Article

Find the mean of all factors of 10

The given number is 10 10= 1 × 10 = 2 × 5 Factors of 10 = { 1 , 2 , 5, 10 } Mean = ( sum of the factors )/ ( number of factors ) = (... View Article

Find the least common multiple of 63, 70 and 77

We have to find the LCM of 63,70 and 77. 63 = 3² × 7 70 = 2 ;× 7 × 5 77 = 7 × 11 LCM = 3²× 7 × 11... View Article

What is the point of intersection of coordinate axes?

The point of intersection of the coordinate axis is Origin (0,0). The coordinate plane has two axes, the horizontal axes and the vertical axes.... View Article

Two wires A and B are of the same material. Their lengths are in the ratio 1:2 and diameters are in ratio 2:1. When stretched by force F^A and F^B respectively, they get an equal increase in lengths. Find the ratio of F^A / F^B.

Material is same hence Y is same. Y is young's modulus Increment in length ℓ is same. (L1 / L2) = (1/2) (R1 / R2) = (2/1) ∵ Y = (FL / Aℓ) i.e.... View Article

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