Find the least common multiple of 9 and 10.

There are two circle with same centre O. The radius of larger circle is 4cm and that of the smaller circle is 2cm.
Find area of the shaded region.

Write 5 in roman numbers

For such questions, we should know different number system.

Is 4/16 is equivalent to

Which of the following is a roman number

In which quadrant does the point (-2,-5)lies

Himani’s father is 57years old. He is 5years older than four times Himani’s age. Find how old is Himanshi?

Find x, if x, 4, 9, 12 are in proportion.

2/7 x 3/8

If 8'C represents 8'C above freezing point, then what will 16'C below freezing point represent?

For such questions, we should check if the temperature is below or above freezing point. Warm temperature are postive. Cold temperatures are negative.

Find the area of the triangle whose base and height are 16cm and 8cm.

What is prime factorization of 28

convert 17 into roman numerals.

GCF of 28 and 54

Find the range of the following data: 2,8,3,9,1,0

What is the lowest term of 24/40