Instructions for Question numbers 1 to 5 :

In a Nut - Bolt factory 180 workers are working 6 hours a day . Out of 180 workers there are some men, some women and rest are boys . All the workers can produce either nut or bolt or both of them . A man can produce 60 nuts and 80 bolts in each hour and a woman can produce 30 nuts and 60 bolts per hour. A man is thrice as efficient as a boy and 3/2 times as efficient as a women . Given that all men,all women and all boys produce equal number of items of one kind ( i.e either nut or bolt ) per hour.


Q:1 Working 6 hours a day , how many nuts they can produce with 52500 bolt in each day ?

a) 17500 b) 23760 c) 50850 d) 60280 e) 80336

OA c)

Q:2 In how many hours can 15 men , 12 women and 8 boys produce 12000 nuts and 8200 bolts ?

a) 3 b) 4 c)5 d)6 e) 7

OA c)

Q:3 If 30 women and 50 boys can produce 5400 bolts in one hour then to produce equal number of nuts in one hour how many men are required ?

a)30 b)40 c)50 d)60 e)70

OA a)

Q:4 If the efficiency of each boy is doubled then what is the increase in production per hour ?

a)100% b)50% c)33.33% d)25% e)10%

OA c)

Q:5 If the manager of the factory wanted equal number of men , women and boys in his factory but the efficiency of each man , woman and boy remains constant , then change in production is :

a)increased by 10% b)decreased by 10 % c)increased by 8.33% d)decreased by 8.33% e)Increased by 6.66%

OA c)