a) 20 & 75 years b) 15 & 80 years c) 25 & 70 years d) 30 & 65 years correct answer is: d) 30 & 65 years Explanation Let, Son present age is Then, father present ...
a) b) c) d) correct answer is: a) Explanation [cross multiply] [interchange] or Ans: Another ...
a) 30 boys b) 35 boys c) 39 boys d) 40 boys correct answer is: a) 30 boys Explanation The ratio of boys and girls is Let the number of boys was and the number ...
(i) If they run in the same direction.(ii) If they run in the opposite direction. a) 3.13 km & 30 km b) 4.14 km & 40 km c) 3.33 km & 30 km d) 4.44 km & 40 km
(i) What is the area of the floor(ii) Area of the celling(iii) Cost of white washing the walls without doors & windows at the rate of Rs. 12 per sqm(iv) Cost of polishing both sides of doors and ...
a) 175 km b) 165 km c) 160 km d) 150 km correct answer is: b) 165 km Explanation Here, Train speed is 27 ½ km/hr and Distance traveled in 6 hrs.We know,Distance Here, Speed ...