Adam and his dad share the cost of a meal in the ratio 2: 3, adam's dad pays £52.20, what's the total cost of the meal?

This is a proportion problem. Start by doing:

2/3 = x/52.20

Multiply both sides by 52.20

X= 34.8 this is how much the son paid

Now add 34.8 + 52.20

Answer is 87

go and ask your mom to you

3x + 18 = 147°

step-by-step explanation:

3x + 18 = 147°, because the value of the central angle is equal to the value of the arc formed by it.

i hope i you.