# IGCSE Mathematics Paper-1: Specimen Questions with Answers 131 - 132 of 175

## Question number: 131

Short Answer Question▾

### Write in Short

(a. Find the value of x.

(b) . Find the value of y.

(c) . Find the value of a.

### Explanation

Here,

(a

So, because multiplication of same based term will give addition of their exponent.

because base is same of all exponents.

(b)

So, because division of same based term will give subtraction of their exponent.

because base is same of all exponents.

(c) **. **

## Question number: 132

Short Answer Question▾

### Write in Short

(a) George going to Germany in his summer vacation. He changed into euros when the rate was after reached in Germany. How many euros did he receive?

(b) Write 9.568 correct to 2 significant figures.

### Explanation

Here,

(a) George changed into euros when the rate was

So,

Then

he received.

(b) 9.568 correct to 2 significant figures means there will be total of 2 digits:

- So, we will get
**9**.**6**because after digit 5 there is 6 which is greater than 5, so 5 will get round up and be 6.

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