12) Answer the following without a calculator and show all working: a) 5 8 − 1 4 b) 1 5 6 + 4 1 3
c) 20 × 3 4
d) 28 ÷ 7 8
e) 3 1 2 ÷ 4 8
f) 2 2 3 × 5 8

13) Erica earns $24.80 per hour. Calculate her wage for 3 1 2 hours work and show working.

Step-by-step explanation:

12) Answer the following without a calculator and show all working: a) 5 8 − 1 4

b) 1 5 6 + 4 1 3

c) 20 × 3 4

d) 28 ÷ 7 8

e) 3 1 2 ÷ 4 8

f) 2 2 3 × 5 8

13) Erica earns $24.80 per hour. Calculate her wage for 3 1 2 hours work and show working.

step-by-step explanation:

my gg bhitch

answer

the correct answer is

explanation

the given function is

the excluded values are obtained by solving:

we factor to obtain:

the excluded values are