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What is the LCM of two consecutive numbers?

The LCM of any two consecutive numbers is their product. For example: 2 & 3 are consecutive numbers so they... View Article

Find the HCF of 1260 and 7344 using Euclid’s division algorithm

According to Euclid’s division algorithm, any positive integer a can be expressed as a = bq + r Where q... View Article

Find the HCF and LCM of 612 and 1314 by using prime factorization method

We have to find the HCF and LCM of 612 and 1314 By prime factorization method:- 1314 = 2 ×... View Article

Find the square roots by division method of 5776

We have to find the square root of 5776 by the long division method The division method of the square... View Article

Divide 16 into two parts such that twice the square of the larger part exceeds the square of the smaller part by 164.

Let the larger part be x. Then, the smaller part =16−x By hypothesis, we have 2x2= (16−x)2 + 164 ⇒... View Article

Which of the following is a perfect square? (A) 1057 (B) 625 (C) 7928 (D) 64000

Answer: (B) 625 No square numbers end with 2, 3, 7, or 8. The perfect Square number ends with 0, 1,... View Article

What should be subtracted from -5/3 to get 5/6?

The given number is -5/3 Let x be the unknown number which we have to find out. -5/3 – x... View Article

A vendor purchases binder clips at 12 for Rs.60. How many clips should he sell for Rs.60 to earn a profit of 20%?

We can find the cost price of the 1 clip: 12 clips = Rs 60 1 clip = 60 ÷... View Article

Find the median of the first 50 whole numbers.

The first 50 whole numbers are 0, 1, 2, 3, 4, …, 49. Here n ( number of the given... View Article

A clock is started at noon. By 10 minutes past 5, the hour hand has turned through A) 145° B) 150° C) 155° D) 160°

Angle traced by hour hand in 12 hrs = 360° Angle traced by hour hand in 5 hrs 10 min.... View Article

Which one of the following is greater: (a) 5.0 (b) 0.5 (c) 0.005 (d) 0.05

Option a)5.0 As we know, Any decimal is equivalent to the number without decimal divided by 10 x (number of... View Article

Write the prime factors of 28 and 36 through division method.

The number is 28 divide by the least prime number, 2 x 2 x 7 Now, divide 36 2 |... View Article

What is the difference between at least one head and at most one head in probability?

At most one head means number of heads can be 0 or 1. At least one head means the number... View Article

How many minutes are there in a week?

There are 7 days in a week in each day there are 24 hours in each hour there are 60... View Article

In a flight of 600 km, an aircraft was slowed down due to bad weather. Its average speed for the trip was reduced by 200 km/hr and the time of flight increased by 30 minutes. What is the duration of the flight?

Answer: Given: Total distance = 600 km Average speed reduced = 200km/hr. Time of flight increased = 30 minutes Average... View Article

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