Question

Q1.
Find the value of a and b given that x and y are in direct proportion.
(a)
5 15 17.5
20
х
a
y
3
9
10.5
16.5
b
(b)
х
8
9
6
2
y
20
22.5
b
5.​

Answer 1

Answer:

b

Step-by-step explanation:

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