Ques:- There is a leak in the bottom of a cistern. When the cisternis thoroughly repaired, it would be filled in 3 ? hours. It now takes half an hour longer. If the cistern is full, howlong will the leak take to empty the cistern?
A. 24 hours
B. 28 hours
C. 21 hours
D. 27 hours
E. None of these
Ques:- a survey of 250 ppl found that 223 have tatoos,178 wore leather,158 own harry davidson,151 wore tatoo and leather,119 wore leather and own harley,142 have tatoo and a harley, 103 have all the 3 items.draw a venn diagram n explain how many
A. had only harley davidson?
B. had atleast 2 of the 3 items?
C. had none of the items?
D. had tatoos or were wearing leather?
E. were not wearing leather but did have tatoos and did own a harley?
Ques:- A milk vendor has 2 cans of milk. The first contains 25% water and the rest milk. The second contains 50% water. How much milk should he mix from each of the containers so as to get 12 litres of milk such that the ratio of water to milk is 3 : 5?
A. 4 litres, 8 litres
B. 5 litres, 7 litres
C. 6 litres, 6 litres
D. 7 litres, 5 litres
Ques:- Find out the wrong number in a given series.
445, 221, 109, 46, 25, 11, 4
445, 221, 109, 46, 25, 11, 4
A. 11
B. 25
C. 46
D. 109