Each person walks at a different speed. John walks at a speed of 1 min, his brother jack walks at 3 min, his mother Julie walks at 6 min, his father Jeff walks at 8 min and his grandpa George walks at 12 min.

A pair must walk together at the rate of the slower person.

How can Johns family cross the bridge?

(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%

100 – 10 ´ 1000 ¸ 1000 ´ 100 ´ 10 = ?

(A) 1090 (B) 0 (C) 1110 (D) 20

(A) If x 6 + 1 is divided by x + 1, then the remainder is –2.

(B) If x 6 + 1 is divided by x – 1, then the remainder is 2.

(C) If x 6 + 1 is divided by x + 1, then the remainder is 1.

(D) If x 6 + 1 is divided by x – 1, then the remainder is –1.

of my age from twice the square of my age will be thrice your age. If the friend's age is 14, then

the age of Rahul is _______.

(A) 20 (B) 22 (C) 18 (D) 14

of the sailor in still water and speed of the current.

(A) 10 km/hr, 2 km/hr (B) 9 km/hr, 2 km/hr (C) 8 km/hr, 3 km/hr (D) 6 km/hr, 4 km/hr