Question

If the mean of 5 8 x 14 20 x 40 and 30 is 50 if the value of x

Answer 1

Answer:

can someone answer all this pls submission to maam tmrw

1. Express each of the following ratios in the simplest form.

(a) 5.6 m to 28 cm

(b) dozen to a score

(c) score to a gross

(d) 6 hours to a day

(e) 20 litres to 0.75 litres

(f) 1728 : 2400

2. Simplify the following ratios.

(a) 1/4 : 1/6 : 1/8

(b) 3.6 : 4.5

(c) 3²/₃ : 4¹/₂

(d) 3 : 2.4 : 2¹/₄

3. Compare the following ratios.

(a) 5 : 7 and 4 : 3 (b) 1/3 : 1/4 and 1/5 ∶ 1/4 (c) 2¹/₂ : 3¹/₃ and 0.3 : 1