What is n when a=6 b=2 c=3 n= a/2 + 4(b+c)
20
23
26
Find w when a=7 and b=4 w=3a-b2
5
7
8
find q when y=6 and z=1 q= 2(4y+z)
60
90
50
Calculate when r=5 s=6 t=4 3r-s+t
4
6
Calculate when r=5 s=6 t=4 5rs+2rt
160
190
180
Calculate when r=5 s=6 t=4 r+st
30
28
29
Find t when c=20 e=20 and w=5 t= cw+e/60
3
2
Area of a trapezium 1/2(a+b) xh a=2 b=6 h=3
12
19
13
Area of a trapezium 1/2(a+b) xh a=3 b=7 h=2.5
14.5
13.5
12.5
Find V when L=5 W=7 h=8 V=LWH
240
260
280