```
```1) Difference between 55% and 35% of a number is 400.Then what is the number ?

A) 2500

B) 1600

C) 1800

D) 2000

**Answer:**D) 2000

**Explanation:**Difference =55% - 35%=20%

20% =400

1%=20

100%=2000

```
```2) 50% of Ram's income is Rs. 1000 then find 80% of Ram's income ?

A) 2500

B) 1600

C) 1800

D) 2000

**Answer:**B) 1600

**Explanation:**
50%=1000

1%=1000/50=20

80%=1600

```
```3) If the Ram’s income is 40% more than Hari ’s income. How much % Hari ’s income is less than of Ram’s income ?

A) 200/7

B) 220/7

C) 230/7

D) 240/7

**Answer:**A) 200/7

**Explanation:**By using formula

Less % = r/100+r*100

= 40/100+40*100

= 40/140*100

= 200/7

```
```4)The income of Ram and Shyam are Rs.3000 and Rs. 5000 respectively then Shyam’s income is how much% more than Ram ?

A) 56%

B) 60%

C) 66.66%

D) 67.12%

**Answer:**C) 66.66%

**Explanation:**By using formula

More % = 5000-3000/3000*100

= 2000/300*100

= 2/3*100

= 200/3

= 66.66%

```
```5)The ratio 10:15 expressed as percent equals to

A) 50%

B) 125%

C) 66.66%

D) None of these

**Answer:**C) 66.66%

**Explanation:**It means 10 is percentages of 15 (10/15*66)=66.66