Find the common factor:

Which of the following number is divisible by 2?

655, 542, 987,451

A rational number equivalent to   is:

Using laws of exponents, simplify and write the answer in exponential form:

If a square sheet has perimeter of 72cm, then what is the area?

Find the product of  b and 2x

If 30 trousers of equal size can be prepared in 54 meters of cloth, length of cloth is required for each trouser is ________________

In the given right triangle , the value of side of hypotenuses is ? 

Consider the following statement:

1. Successor of a number can be obtained by adding 1.
2. The difference between successor and predecessor of a number is smallest composite number.
3. The difference between lowest natural number and whole number  is 1

Evaluate :   (x+1)(x+2)

Find the ratio of 20 to 80

Find the area of the triangle having one angle of measure 90 degrees and base, the height of a triangle are 16cm, 5 cm respectively.

Alia thinks of a number. If she adds 18 to it and divides the sum by 5, she will get 6. What is the number?

The number of digits in the square root of 11664 is ____

If a= 2 and b = 3, the find the values of the following: 

What will be the unit digit in the square of  1729 ?

Divide      by  2y - 1, then find the quotient

80% of a number is greater than 50% of it by 60 the number is

The earnings of Rohan is 12000 rupees every month and Anish is 191520 per year. If the monthly expenses of every person are around 9960 rupees. Find the ratio of the savings.

If the ratio of circumference of two circles are 4 : 9, the ratio of their area is:_______________.

Which of the following is the standard form of the quadratic equation   ?

If the length of a rectangle is doubled keeping the breadth the same, then its area is _________________

Out of her total income Mrs Sharma spends 20% on house rent and 70% of the rest on household expenditure. If she saves Rs 1800, what is the total income?

Least prime number is ___________________.

Find x,  if  

Factorize:   

Simplify:

Which of the following number is divisible by 4?

789984, 365832, 10098, 395522, 654320, 654321

Factorise:

A motor bike travels 420 km on 20 litres of petrol. How far would it travel on 9 liters of petrol?

The value of is ______ .

What number should be subtracted from    so as to get ?

A bag contains 50 p, 25 P and 10 p coins in the ratio 5: 9: 4, amounting to Rs. 206. Find the number of coins of each type.

Find the compound interest on rupees 20000 for 1. 5 years at 10% per annum interest being compounded half yearly.

Factorise

If the area of a rhombus be 24 and one of its diagonal be 4 cm, find the perimeter of the ehombus.

Solve the following :