Maths-

General

Easy

Question

# By what rational number should be multiplied to obtain ?

Hint:

### Divide the given rational number by the result.

## The correct answer is: 5/26

**Complete step by step solution:**

Given rational number = and let the other rational number be x

On multiplication, we get the result to be

That is, we have

On dividing both sides by ,

we get

So, must be multiplied with to get .

Given rational number = and let the other rational number be x

On multiplication, we get the result to be

That is, we have

On dividing both sides by ,

we get

So, must be multiplied with to get .

**Related Questions to study**

### Find the cost of 3 m of cloth at Rs 36. per meter.

### Find the cost of 3 m of cloth at Rs 36. per meter.

### The circumference of a circle is 123.2 cm. Calculate (i) the radius of the circle in cm. (ii) the area of the circle, correct to nearest cm

### The circumference of a circle is 123.2 cm. Calculate (i) the radius of the circle in cm. (ii) the area of the circle, correct to nearest cm

### The area enclosed by the circumference of two concentric circles is 364.5 cm

### The area enclosed by the circumference of two concentric circles is 364.5 cm

### The area of a circular ring is 352 m

### The area of a circular ring is 352 m

### The diameter of a wheel is 98 cm.

### The diameter of a wheel is 98 cm.

### The diameter of a wheel is 98 cm.

### The diameter of a wheel is 98 cm.

Maths-

### Convert into decimal and identify whether it is a non-terminating and repeating decimal or a terminating decimal:

### Convert into decimal and identify whether it is a non-terminating and repeating decimal or a terminating decimal:

Maths-General

Maths-

### A sim earns Rs. 40000 per month. He spends of his income on food, of the remaining on education of children and of the remainder on the house rent. How much money is still left with him?

### A sim earns Rs. 40000 per month. He spends of his income on food, of the remaining on education of children and of the remainder on the house rent. How much money is still left with him?

Maths-General

Maths-

### Find the cost of 3 m of cloth at Rs 36. per meter.

### Find the cost of 3 m of cloth at Rs 36. per meter.

Maths-General

Maths-

### Find the area of circular ring whose external and internal radii are 10cm and 3 cm respectively

### Find the area of circular ring whose external and internal radii are 10cm and 3 cm respectively

Maths-General

Maths-

### The circumference of a circle is 123.2 cm. Calculate (i) the radius of the circle in cm. (ii) the area of the circle, correct to nearest cm^{2}

### The circumference of a circle is 123.2 cm. Calculate (i) the radius of the circle in cm. (ii) the area of the circle, correct to nearest cm^{2}

Maths-General

Maths-

### The area enclosed by the circumference of two concentric circles is 364.5 cm^{2}. If the circumference of the inner circle is 88cm, calculate the radius of the outer circle.

### The area enclosed by the circumference of two concentric circles is 364.5 cm^{2}. If the circumference of the inner circle is 88cm, calculate the radius of the outer circle.

Maths-General

Maths-

### A track is in the form of a ring whose inner circumference is 352 m, and the outer circumference is 396 m. Find the width of the track

### A track is in the form of a ring whose inner circumference is 352 m, and the outer circumference is 396 m. Find the width of the track

Maths-General

Maths-

### The area of a circular ring is 352 m^{2}. If the diameter of its outer circle is 32 m, find the diameter of its inner circle.

### The area of a circular ring is 352 m^{2}. If the diameter of its outer circle is 32 m, find the diameter of its inner circle.

Maths-General

Maths-

### The diameter of a circular park is 94.4 m. A 2.8 m wide road is constructed outside this circular park, i.e., around it. Find the cost of paving this road at the rate of Rs. 50 square meter

### The diameter of a circular park is 94.4 m. A 2.8 m wide road is constructed outside this circular park, i.e., around it. Find the cost of paving this road at the rate of Rs. 50 square meter

Maths-General

Maths-

### The diameter of a circular park is 104 m. A road of width 3.5 m is on the outside around it. Find the cost of constructing the road at Rs. 15 per square meter.

### The diameter of a circular park is 104 m. A road of width 3.5 m is on the outside around it. Find the cost of constructing the road at Rs. 15 per square meter.

Maths-General

Maths-

### A wire is in a circular shape of radius 35 cm. if it is bent in the form of square, find the area of square so formed.

### A wire is in a circular shape of radius 35 cm. if it is bent in the form of square, find the area of square so formed.

Maths-General

Maths-

### The shaded portion in the given figure shows a circular path enclosed by the two concentric circles. If the inner circumference of the path is 176 m and the uniform width of the circular path is 3.5 m, find the area of the path

### The shaded portion in the given figure shows a circular path enclosed by the two concentric circles. If the inner circumference of the path is 176 m and the uniform width of the circular path is 3.5 m, find the area of the path

Maths-General

Maths-

### The diameter of a wheel is 98 cm.

b. Find the distance covered by the wheel in 1000

### The diameter of a wheel is 98 cm.

b. Find the distance covered by the wheel in 1000

Maths-General

Maths-

### The diameter of a wheel is 98 cm.

a. How many times will it rotate to cover 7.7 km?

### The diameter of a wheel is 98 cm.

a. How many times will it rotate to cover 7.7 km?

Maths-General

Maths-

### The cost of 2m of cloth is Rs.175 . Find the cost of cloth per meter.

### The cost of 2m of cloth is Rs.175 . Find the cost of cloth per meter.

Maths-General