Mr Daniels Maths
Proportion Direct

Easy

Medium

Difficult

Q1) If y is proportional to x. If y= 75 and x = 5.
What is the equation linking x to y?
y =15x
Q1) If y is proportional to x. If y= 36 and x = 3.
What is the value of y when x =6?
y = 72
Q1) If y is proportional to \(x^2 \). If y= 196 and x = 7.
What is the value of y when x =6?
y = 144
Q2) If y is proportional to x. If y= 60 and x = 10.
What is the equation linking x to y?
y =6x
Q2) If y is proportional to x. If y= 63 and x = 7.
What is the value of y when x =1?
y = 9
Q2) If y is proportional to \(x^3 \). If y= 40 and x = 2.
What is the value of y when x =10?
y = 5000
Q3) If y is proportional to x. If y= 26 and x = 2.
What is the equation linking x to y?
y =13x
Q3) If y is proportional to x. If y= 102 and x = 6.
What is the value of y when x =2?
y = 34
Q3) If y is proportional to \(x^2 \). If y= 272 and x = 4.
What is the value of y when x =3?
y = 153
Q4) If y is proportional to x. If y= 40 and x = 4.
What is the equation linking x to y?
y =10x
Q4) If y is proportional to x. If y= 120 and x = 10.
What is the value of y when x =8?
y = 96
Q4) If y is proportional to \(x^2 \). If y= 27 and x = 3.
What is the value of y when x =10?
y = 300
Q5) If y is proportional to x. If y= 42 and x = 6.
What is the equation linking x to y?
y =7x
Q5) If y is proportional to x. If y= 36 and x = 3.
What is the value of y when x =10?
y = 120
Q5) If y is proportional to \(x^2 \). If y= 60 and x = 2.
What is the value of y when x =1?
y = 15
Q6) If y is proportional to x. If y= 36 and x = 6.
What is the equation linking x to y?
y =6x
Q6) If y is proportional to x. If y= 6 and x = 3.
What is the value of y when x =8?
y = 16
Q6) If y is proportional to \(x^3 \). If y= 3240 and x = 6.
What is the value of y when x =7?
y = 5145
Q7) If y is proportional to x. If y= 8 and x = 2.
What is the equation linking x to y?
y =4x
Q7) If y is proportional to x. If y= 42 and x = 3.
What is the value of y when x =10?
y = 140
Q7) If y is proportional to \(x^2 \). If y= 396 and x = 6.
What is the value of y when x =7?
y = 539
Q8) If y is proportional to x. If y= 21 and x = 3.
What is the equation linking x to y?
y =7x
Q8) If y is proportional to x. If y= 160 and x = 10.
What is the value of y when x =4?
y = 64
Q8) If y is proportional to \(x^2 \). If y= 832 and x = 8.
What is the value of y when x =1?
y = 13
Q9) If y is proportional to x. If y= 120 and x = 8.
What is the equation linking x to y?
y =15x
Q9) If y is proportional to x. If y= 48 and x = 4.
What is the value of y when x =6?
y = 72
Q9) If y is proportional to \(x^3 \). If y= 3645 and x = 9.
What is the value of y when x =8?
y = 2560
Q10) If y is proportional to x. If y= 16 and x = 2.
What is the equation linking x to y?
y =8x
Q10) If y is proportional to x. If y= 22 and x = 2.
What is the value of y when x =10?
y = 110
Q10) If y is proportional to \(x^3 \). If y= 3672 and x = 6.
What is the value of y when x =1?
y = 17