## RS Aggarwal Class 7 Solutions Chapter 10 Percentage Ex 10C

These Solutions are part of RS Aggarwal Solutions Class 7. Here we have given RS Aggarwal Solutions Class 7 Chapter 10 Percentage Ex 10C.

**Other Exercises**

- RS Aggarwal Solutions Class 7 Chapter 10 Percentage Ex 10A
- RS Aggarwal Solutions Class 7 Chapter 10 Percentage Ex 10B
- RS Aggarwal Solutions Class 7 Chapter 10 Percentage Ex 10C
- RS Aggarwal Solutions Class 7 Chapter 10 Percentage CCE Test Paper

**Objective Questions :**

**Mark (✓) against the correct answer in each of the following :**

**Question 1.**

**Solution:**

(b) \(\frac { 3 }{ 4 }\) = \(\frac { 3 }{ 4 }\) x 100 = 75 %

**Question 2.**

**Solution:**

(c)

2 : 5 = \(\frac { 2 }{ 5 }\) = \(\frac { 2 }{ 5 }\) x 100 = 40%

**Question 3.**

**Solution:**

(c)

**Question 4.**

**Solution:**

(c) x% of 75 = 9

**Question 5.**

**Solution:**

(d)

**Question 6.**

**Solution:**

(b)

Let x% of 1 day = 36 minutes

**Question 7.**

**Solution:**

(a)

Let x be the required number

**Question 8.**

**Solution:**

(b)

Let x be the required number, then

**Question 9.**

**Solution:**

(d)

Let ore = x, then

5% of x = 400g

\(\frac { x x 5 }{ 100 }\) 400

**Question 10.**

**Solution:**

(b)

Let gross value of T.V = x

Commission = 10%

After deducting commission, the value

**Question 11.**

**Solution:**

(b)

Increase in salary = 25%

Let original salary = x

**Question 12.**

**Solution:**

(c)

Let x be the number of total examinees

No. of examinees passed

**Question 13.**

**Solution:**

(c)

Let total number of apples = x

**Question 14.**

**Solution:**

(b)

Present value of machine = Rs. 25000

Rate of depreciation = 10% p.a.

Value of machine after one year

**Question 15.
**

**Solution:**

(c) Let x be numbers

**Question 16.**

**Solution:**

(c) 60% of 450

= \(\frac { 60 }{ 100 }\) x 450 = 270

**Question 17.**

**Solution:**

(d) Rate of reduction = 6%

Price after reduction = Rs. 658

**Question 18.**

**Solution:**

(b) Boys = 70% of students

No. of girls = 240

Girls percentage = 100 – 70 = 30%

**Question 19.**

**Solution:**

(c) Let number = x

11% of x – 7% of x = 18

**Question 20.**

**Solution:**

(a) Let number = x

35% of x + 39 = x

**Question 21.**

**Solution:**

(c) Pass marks = 36%

A students get =145 marks

But failed by 3 5 marks

Then pass marks = 145 + 35 = 180

Maximum marks = \(\frac { 180 x 100 }{ 36 }\) = 500

**Question 22.**

**Solution:**

(d) Let number be = x

Then decreasing by 40%

Hope given RS Aggarwal Solutions Class 7 Chapter 10 Percentage Ex 10C are helpful to complete your math homework.

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