The sum of \(-\frac { 1 }{ 9 } \) and \(-\frac { 1 }{ 9 } \) is-

The unit digit in the square of the number 1333 is

If 5A x A = 399, then the value of A is

The smallest number by which 841 be multiplied so that the product becomes a perfect cube is

Observe the histogram and answer the related question​​​​​​:

In which class interval, are the maximum number of students?

Which of the following is true for the adjacent angles of a parallelogram?

The product of 7x and -12x is

The perimeter of the figure is

10 metres of cloth cost Rs.1000. What will 4 metres cost?

The factorisation of 10x² - 18x³ + 14x⁴ is

100⁰ = ____________

A 4-digit number abcd is divisible by 11, if d + b = _________ or _________

The sum of two consecutive multiples of 10 is 210. The smaller multiple is........

1 m³ = 1 m x 1 m x 1m = ... cm³

If the thickness of a pile of 12 cardboard sheets is 45 mm, then the thickness of a pile of 240 sheets is_________cm.

For any rational number a and b, a - b = b - a.

The square of 87 will have 3 at the unit's place.

If a² ends in 9, then a³ ends in 7.

The ordinate of a point is its distance from the Y-axis.

In a two-digit number, the unit's place digit is x. If the sum of digits be 9, then the number is (10x - 9).

All kites are rhombuses.

CP = MP - Discount

The product of (3 + a) (3 + b) is 9+(a+b)3+3ab

If the sum of number of vertices and faces in a polyhedron is 16, then the number of edges in that shape is 12.

The difference of the squares of two consecutive numbers is their sum

Evaluate  \((\frac{32}{243})^{-3/5}\)

Find the cube root of each of the following numbers by prime factorisation method.
175616

Solve the following equations \(\frac { x }{ 3 } +1=\frac { 7 }{ 15 } \)

Find the value of x in the trapezium ABCD given below.

We saw that 5 measurements of a quadrilateral can determine a quadrilateral uniquely. Do you think any five measurements of the quadrilateral can do this?

Using the formula, A=\((1+\frac{R}{100})^{n}\) calculate the amount and the compound interest for the following. P = Rs 500, R = 12% and n = 2yr

if \({ x }^{ 2 }+\frac { 1 }{ { x }^{ 2 } } =23\) then find the value of \(\ x-\frac { 1 }{ x } \)

The area of a trapezium is 34 cm² and the length of one of the parallel sides is 10 cm and its height is 4 cm. Find the length of the other parallel side.

A car takes 10 h to reach a destination by travelling at the speed of 65 km/h. How long will it take when the car travels at the speed of 50 km/h?

Factorise x² + 9x + 20

Evaluate \({5\over7}+{-2\over3}+{-3\over7}+{5\over3}\)

Express each of the following numbers in standard form.
0.0005

Is 31944 a perfect cube? If not then by which smallest natural number should 31944 be divided so that the quotient is a perfect cube?

A grandfather is ten times older than his granddaughter. He is also 54 yr older than her. Find their present ages.

In how much time would the simple interest on a certain sum be 0.5 times of principal at 8% per annum?