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Q.10 If ∆ABC~∆EDF such that AB = 6 cm, DF =16 cm and DE = 8 cm, then the length of BC is:Ans 1. 12 cm2. 14 cm3. 8 cm4. 10 cmCorrect Ans Provided: 1
Q.15 A shopkeeper offers the following three schemes.Scheme-I: Two successive discounts of 15% and 25%Scheme-II: Buy 5, get 3 freeScheme-III: Buy 4, get 6Which scheme is the best for customers?Ans 1. Scheme-III2. Any one- ...
Q.7Ans 1. cosecθ2. cosθ3. sinθ4. cotθCorrect Ans Provided: 2
Q.18Ans 1. sin (2A + 2B)2. sin (2A − 2B)3. cos (2A − 2B)4. cos (2A + 2B)Correct Ans Provided: 4
Q.13 The least number that should be added to 35460 so that the sum is exactly divisible by 3, 4, 5 and 7 is:Ans 1. 2402. 4203. 1804. 84Correct Ans Provided: 1
Q.21 .Ans 1. 02. 43. 24. −2Correct Ans Provided: 3
Q.16 The ratio of the cost price and selling price of an article is 10 : 11. The gain per cent is:Ans 1. 15% 2. 10% 3. 5% 4. 8% Correct Ans Provided: 2
Q.19 If Anju is 30% more efficient than Bitt, then how much time will they take, working together, to complete a job which Anju alone could have done in 23 days?Ans 1.2.
