Related Questions

10 men survive 24 days on 15 cans of food. How many cans are needed for 8 men to survive 36 days?
A 15
B 16
C 17
D 18
10 men can survive for 24 days on 15 cans of food. How many total cans are needed for 8 men survive 36 days?
A 15
B 16
C 17
D 18
100 kg of solution A is mixed with 60 kg of solution B . If solution A has tin and copper in the ratio 1: 4 and solution B has lead and tin in the ratio 3 :2 then what is the amount of tin in the new solution?
A 70 kg
B 36 kg
C 44 kg
D 56 kg
If 8 cows produce 16 cans of milk in 4 days , how many days does it take 4 cows to produce 4 cans of milk?
A 2
B 4
C 8
D 16
If 4 cows produce 4 cans of milk in 4 days , how many days does it take 8 cows to produce 8 cans of milk?
A 2
B 4
C 8
D 16
If 2 kg of metal, of which 1/3 is zinc and the rest is copper s, be mixed with 3 kg of metal , of which 1/4 is zinc and the rest is copper , then what will be the ratio of zinc to copper in the mixture?
A 13 : 42
B 19 : 43
C 15 : 42
D 17 : 43
Though tin occurs lower than iron in the electrochemical series, yet it is coated on steel for corrosion protection, because of its
A Lower cost
B Abundant availability
C Resistance to vegetable acids as the tin plate are commercially used in 'canning' industry
D None of these
Protection of ship hulls against sea water corrosion is done by coating with zinc because of the fact that zinc compared to iron is
A Reduced preferentially
B Cheaper
C Oxidised preferentially
D Lighter
A bird under controlled diet is fed daily 300 grams of a mixture of two foods: food A and food B. Food A contains 10% protein and food B contains 15% proten. If the bird's diet provides exactly 38 grams of protein daily, how many grams of food A are there in the mixture?
A 100
B 140
C 150
D 160
A bird under controlled diet is fed daily 300 grams of a mixture of two foods; food A and food B, Food A contains 10% protein and food B contains 15% proten. If the bird's diet provides exactly 38 grams of protein daily. how many grams of food A are there in the mixture?
A 100
B 140
C 150
D 160

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