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Online Quiz (Worksheet A B C D)

Questions Per Quiz = 2 4 6 8 10

Grade 7 - Mathematics
5.1 Subject of the Formula

Formulae are frequently given with one variable standing alone on one side of the equality sign and the value of this variable is given in terms of the others. This variable standing alone on one side is called the subject of the formulae.

Example: A = l * b
In the above equation, the variable 'A' is standing alone on L.H.S. and its value is given in terms of 'l' and 'b'.
Therefore 'A' is the subject of this formula.

Directions: Solve the following questions. Also write at least 5 examples of your own.

Q 1: C = 5/9 * (F-32), what is the subject in given formula.
F
C

Q 2: R = (100I) / PT, what is the subject in given formula.
T
I
P
R

Q 3: P = 2(l+b), what is the subject in given formula.
P
b
l

Q 4: I = (PTR) / 100, what is the subject in given formula.
R
T
I
P

Question 5: This question is available to subscribers only!

Question 6: This question is available to subscribers only!


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