Answer:
20
Step-by-step explanation:
20 is the lowest common multiple
Answer:
-15/4 or -3.75
Step-by-step explanation:
Answer:
Step-by-step explanation:
Direct variation means that changes in x will result to changes in y. If x increase, y also increases and vice versa.
y = kx
k = y / x
y = 45 ; x = 40
k = 45/40
k = 1.125
y = 1.125x
y will increase by 1.125 interval of x.