Mathematics Revision 4

What is the perimeter of a rectangle with length 6.12 cm and width 4.77 cm, correct to 1 decimal place.

Note: Type your answer with no spacing between value and unit

Estimate (3.84)³

Estimate

0.062 x 0.048

Note: Type you answer as in decimal form(no spacing)

Solve the equation.

4 - (2g + 2) = 3(g - 5)

Note:

Type your answer like the below sample with no spacing:

g=?

Solve the inequality.

4x - 2 < x + 7

Note:

Type your answer with no spacing, like shown below:

x<?

Solve the inequality.

3x + 10 < 6x + 4 < 2x + 28

Note:

Type your answer with no spacing, like shown below:

?<x<?

A shop sells red roses and white roses in the ratio 7 : 2.

One day 392 red roses are sold.

How many white roses are sold?

Note:

Type the value only with no spacing

Write the following in simplest form.

2.4 : 7

Note: Type your answer with no spacing like the below sample:

?:?

Write the following in simplest form.

2/3 : 4/5

Note: Type your answer with no spacing like the below sample:

?:?

Write the following in simplest form.

2 : 3.5 : 0.5

Note: Type your answer with no spacing like the below sample:

?:?:?