৫৮৬১
The area of a rhombus is 96 cm2 and the length of one of the diagonals is 16 cm. The length of the other diagonal is -
উত্তর
12
৫৮৬৩
What is the probability that an integer selected at random from those between 20 and 100 inclusive is a multiple of 15?
উত্তর
5/81
৫৮৬৫
An electric pole casts a √3 m long shadow on the ground at an elevation 60°, the height of the pole is -
উত্তর
3 m
৫৮৬৬
The second and third term of a geometric series are 9 and 3 respectively. The 6 th term of the series is -
উত্তর
1/9
৫৮৬৯
In triangle PQR length of the side QR is less than twice the length of the side PQ by 2 cm. Length of the side PR exceeds the length of the side PQ by 10 cm. The perimeter is 40 cm. The length of the smallest side of the triangle PQR is :
উত্তর
8 cm
৫৮৭০
A train 125m long passes a man, running at 5 km/hr in the same direction in which the train is going, in 10 seconds. The speed of the train is-
উত্তর
50 km/hr