Test: Formulae - Normal

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Question 1:   Find the value of k in the formula: t=ak , if t=3 , a=9
k=27
k=3
k= 1 3
k= 1 6
Question 2:   Find the value of n in the following formula: n=pq , if p=7 , q=4
n=26
n= 7 4
n=3
n=28
Question 3:   Find the value of v in the following formula: t= s v +5 , if s=10 , t=7
v=5
v=6 3 7
v=10
v=12
Question 4:   Rearrange the formula p=q+r to make r a subject
r= q p
r= p q
r=pq
r=p+q
Question 5:   Rearrange the formula: y= x 3 to make x a subject
x= 1 3 y
x=3y
x=y3
x=y+3
Question 6:   Rearrange the formula y=3x+1 to make x a subject
x=3y+1
x=3y1
x= 1 3 y1
x= y1 3
Question 7:   Rearrange the formula b=2mx to make x a subject
x= 1 2 bm
x= b 2m
x=2bm
x=bm+2
Question 8:   Rearrange the formula n= p+q 2 to make q a subject
q=2np
q= 1 2 np
q=2n+p
q= np 2
Question 9:   Rearrange the formula r=2p+aq to make a a subject
a= r2p q
a=r 2p q
a= pr 2q
a=r+2 r q
Question 10:   Rearrange the formula ax+p=xpa to make a a subject
a= px1 x+1
a= ppx x+1
a=p( x1 )( x+1 )
a= p( x1 ) x+1