Question

24) Find area of rectangle whose sides are 2xy/3 and 3xyz/8
Section C (3 marks each)
25) if x+1/x=7, then find x +1/x*.
26) Find the time taken for a sum of 8000 to amount 19261 if the rate of
annum compounded annually.
27) Virat buys an old car for 850,000 and spends 4000 on its repairs. If he
R60,000 fid his gain percent.
28) Find the smallest number by which 625 should be divided to obtain a p​

Answer 1

Answer:

24) Area of rectangle=length×breadth

lets assume,

length (L)=2m

breadth (B)=70cm=70/100=0.7m (cm converted to m)

∴ Area of rectangle =L×B

=2×0.7

=1.4 m square