Answer:
see explanation
Step-by-step explanation:
The equation of proportionality is
y = kx ← k is the constant of proportionality
k = y ÷ x, thus
k = 160 ÷ 25 = 320 ÷ 50 = 480 ÷ 75 = 640 ÷ 100 = 6.4
and
y = 6.4x ← equation of proportionality
What ever one that doesn't repeat over and over or never ends
Answer:
b
Step-by-step explanation:
Answer:
£2.85
Step-by-step explanation:
Lucy paid this amount she used six coin remember you have to calculate them to get the 85 and u can't use £1
three different ways she could have paid
50+20+10+5=85(£2.85)
50+10+10+10+5=85(£2.85)
20+20+20+10+10+5=(£2.85)