A forester wants to plant 66 apple trees, 88 banana trees and 110 mango trees in equal rows (in termsof number of trees). Also he wants to make distinct rows of trees (i.e., only one type of trees in onerow). The number of minimum rows required are _______.
(A) 2 (B) 3 (C) 10 (D) 12
A farmer wishes to start a 100 sq. m rectangular vegetable garden. Since he has only 30 m barbedwire, he fences three sides of the garden letting his house compound wall act as the fourth sidefencing. The dimension of the garden is ____.(A) 15 m*6.67 m (B) 20 m*5 m (C) 30 m*3.33 m (D) 40 m*2.5 m
Half cubic metre of gold sheet is extended by hammering so as to cover an area of 1 hectare. The thickness of the sheet is
(A) 0.0005 cm (B) 0.005 cm (C) 0.05 cm (D) 0.5 cm
A towel, when bleached, was found to have lost 20% of its length and 10% of its breadth. Thepercentage of decrease in area is _______.
(A) 10% (B) 10.08% (C) 20% (D) 28%