Question

1. Mental ability:
(a) The ratio 50:25 in its simplest form is _____.

(b) Convert 72 km/h into m/s.

(c) Sum of two right angles is _____.

(d) What will be length of the diameter of a circle whose radius is 8 cm?

(e) Perimeter of a square with sides measuring 7 cm is _____.

(f) Evaluate: –2 + 7 + 9 – 6

(g) Reduce

24

16 in the simplest form.

(h) Convert 0.04 into fraction.

(i) Write the numerical coefficient of x in the term 14x.

(j) A cube has _____ vertices.​

Answer 1

Answer: mark me as brainliest and answer below

Step-by-step explanation:

(a)= 2:1

(b) 72 km/h = 72000m/ 60 = 7200/6= 1200m/s

(c) 90+90 = 180 degrees

(d) 8+8= 16

(e) 7+7+7+7= 28cm

(f) 8

Answer 2

Answer:

a) 2:1

b) 20

c) straight angle or 180°

d) 16cm

e) 28

f) 8

g)

h) 1/25

i) 14

j) 8