# CIE Mathematics Paper-1: Specimen Questions 10 - 13 of 175

## Question number: 10

### Write in Short

Solve as a single fraction.

Here,

## Question number: 11

### Write in Short

Harsh’s height is 185 cm, to the nearest centimeter. Complete the statement about the limits of his height.

### Explanation

Here, He is greater than or equal to 184.5 centimeters but less than 185.5 centimeters.

In mathematical form:

## Question number: 12

### Write in Short

The River Nile is 6700 kilometers long in nearest hundred kilometers. What can be said about the length, L kilometers, of the River Nile.

### Explanation

Here, The River Nile is 6700 kilometers long.

• So, nearest hundred kilometers can be 6600 km and 6800 km.
• So, the statement about the length can be:

## Question number: 13

Essay Question▾

### Describe in Detail

Solve with detailed working:

(a)

(b)

### Explanation

Here,

(a) Left Hand Side (LHS) =

Right Hand Side (RHS) =

Thus, LHS = RHS.

(b) Left Hand Side (LHS) =

Right Hand Side (RHS) =

Thus, LHS = RHS.

Share