Question

26) If 16% of a number is 72, find the number.
27) What is the marked price of a tea set bought for Rs 528 at 12% discount ?
28) Raghu bought an almirah for Rs 6250 and spent Rs 375 on its repairs. Then he sold it for Rs 6890. Find his gain or loss percent.
29) Simplify: (2-1 x 5-1 )-1 ÷ 4-2
30) A ladder 10m long reaches a window 8m above the ground. Find the distance
of the foot of the ladder from base of the wall. IV. Answer the following: [3 x 5 = 15]
31) Find the perimeter of a rectangle of length 21 cm and diagonal 29 cm.
32) On selling a bat for Rs 742, a man gains 6%. For how much should he sell it
to gain 8%. 33) Amit was given an increment of 20% on his salary. If his new salary
is Rs 30600, what was his salary before the increment?
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Answer 1

Answer:

26. 450

27. 600

28. 6250+375=6625-6890=265*100/6250=265*4/25*10=53*4/50=4.24%=gain%