Q.21.The perimeters of a square and a rectangle are equal. If their area be 'A' m2 and 'B' m2 then correct statement is
(A) A < B
(B) A ≤ B
(C) A > B
(D) A ≥ B
Q.22.A man bought a watch for 10% discount. If he had bought for 20% discount he would have got the watch for ₹ 125 less. The marked price of the watch is
(A) rs. 2500
(B) rs. 1250
(C) rs. 3750
(D) rs. 1000
Q.23.The compound ratio of the inverse ratios of the ratios x : yz , y : zx , z : xy is :
(A) 1 : xyz
(B) xyz : 1
(C) 1: 1
(D) x : yz
Q.24.By selling a tape - recorder for ₹ 1040 a man gains 4% . If he sells if for ₹ 950 , his loss will be
(A) 5%
(B) 4%
(C) 4.5%
(D) 9%
Q.25.What will be the percentage of increase in the area of a square when each of the its sides is increased by 10% ?
(A) 20
(B) 11
(C) 121
(D) 21
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