# Solving an Equation

## Trending Questions

**Q.**

To stitch a shirt $2\mathrm{m}15\mathrm{cm}$ cloth is needed. Out of $40\mathrm{m}$ cloth, how many shirts can be stitched, and how much cloth will remain?

**Q.**Sushant reads 13 part of a book in 1 hour. How much will he read in 215 hours?

- 4155
- 3115
- 1115
- 1125

**Q.**

Solution set of equation $x=\sqrt{12+\sqrt{12+\sqrt{12+....\mathrm{upto}\infty}}}$

$4$

$-4$

$3$

$-3$

**Q.**

A photograph of a bacteria enlarged 50, 000 times attains a length of 5 cm as shown in the diagram. What is the actual length of the bacteria? If the photograph is enlarged 20, 000 times only, what would be its enlarged length?

**Q.**

The number of words, with or without meaning, that can be formed by taking $4$ letters at a time from the letters of the word ’SYLLABUS’ such that two letters are distinct and two letters are alike, is

**Q.**

Fido weighs $26$ pounds more than Fifi.

Fifi weighs $12$ pounds less than Rover.

If sum of their weights is $71$, how much does Fifi weighs $?$

**Q.**

$D4T:H4P::L5R:$________

**Q.**The ratio of ₹ 5, ₹ 10 and ₹ 2 coins in a bag is 2:3:5. If the bag has ₹ 500, then the number of ₹ 2 coins is

- 50

**Q.**

The cost of two tables and three chairs is ₹ 705. If the table costs ₹ 40 more than the chair, then find the cost of the table.

₹ 165

₹ 125

₹ 150

₹ 160

**Q.**2x+3=7, find the value of X.

**Q.**

$16=4+3(t+2)$$.$ Solve for $t.$

**Q.**If a and b are positive integers, then the solution of the equation ax=b has to be always:

- Negative
- Positive
- One
- Zero

**Q.**

The number which should be added to twice the rational number −73 to get 37 is

10521

10021

10721

−8921

**Q.**How many four digit numbers are there whose sum of the digits is 3

**Q.**There is ₹345 in denominations of ₹1, ₹2, ₹5 and ₹10 coins. If the ratio of number of coins is 3:8:6:2, then

- 10
- 30
- 15
- 40

**Q.**Sort the steps of solving the equation 2x + 6 = 12 (Given equation should be on the top).

- 2x+6=12
- 2x=6
- x=3
- 2x+6−6=12−6
- 2x2=62

**Q.**The sum of three consecutive multiples of 9 is 108. The average of these multiples is

- 30
- 36
- 18
- 24

**Q.**

Solve the following:

$0.4(3x\u20131)=0.5x+1$

**Q.**What is the value of x in 3(4x+10) = 162 ?

- 11
- 10
- 12
- 21

**Q.**

Question 3(i)

Solve the following equation by trial and error method:

5p+ 2 = 17

**Q.**

Solve: $\left(\frac{1200}{x}+2\right)(x-10)-1200=60$

**Q.**

If the sum of three consecutive numbers is 39, find the numbers.

- 10, 11, 12
- 23, 24, 25
- 33, 34, 35
- 12, 13, 14

**Q.**A number is divided into two parts such that one part is 20 more that the others. If the two parts are in the ratio 5:3, then find the number and the two parts.

- The number is 70 and two parts are 25 and 45.
- The number is 80 and two parts are 30 and 50.
- The number is 60 and two parts are 20 and 40.
- The number is 100 and two parts are 40 and 60.

**Q.**

Find an angle which is 1/4th of its complement

**Q.**

Question 3(ii)

Solve the following equation by trial and error method:

3m- 14 = 4

**Q.**Question 1(b)

Set up equations and solve them to find the unknown numbers in the following cases:

One - fifth of a number minus 4 gives 3.

**Q.**

The sum of two numbers is $95$. If one exceeds the other by $15$, find the numbers.

**Q.**In a quiz program, the correct answer gets you 2 marks. For each wrong answer, one mark is deducted. There are 50 questions to be answered. If Preeti scored 76 marks in the quiz, how many of her questions were right?

- 26
- 13
- 38
- 42

**Q.**

**Ten pencils cost Rs 15. How many pencils can be bought with Rs 72?**

**Q.**There are 25 girls in a class. If the ratio of boys and girls in that class is 4:5, what is the total numer of students in that class?

- 45