৫৯৬১
If the ratio of numbers is 3: 4 and their least common multiple is 60, then the numbers are-
উত্তর
15, 20
৫৯৬২
Mr X will be the Chairman of the committee . In how many ways can a committee of 5 members be chosen from a total of 8 people given that Mr. X must be one them?
উত্তর
35
৫৯৬৩
If the radius of a circle is 6 cm and a circular segment subtends an angle 30° at the center, then the length of the arc is -
উত্তর
πcm
৫৯৬৫
A rectangle is 14 cm long and 10 cm wide. If the length is reduced by x cm and its width is increased also by x cm so as to make a square, then its area increased by -
উত্তর
4cm 2
৫৯৬৬
Mr. Shobuj was both the 14th highest and the 14th lowest in a tennis tournament. How many participants were in the tournament?
উত্তর
27
৫৯৬৭
In the coordinate plane, line m passes through the origin and has slope of 3. If points (6, y) and (x, 12) are on line m then y - x = ?
উত্তর
14
৫৯৬৮
The average of several exam scores is 80. One make-up exam was given. Included with the other scores. The new average was 84. If the score on the make up exam was 92, how many total exams were given?
উত্তর
4
৫৯৬৯
A delivery cart went from Candle ford to Lark Rise and back at an average speed of 2/3 miles per hour. If the distance from Candle ford to Lark Rise is 1 mile and the trip back took half as much time as the trip there, what was the average speed of the delivery cart on the way to Lark Rise?
উত্তর
1/2
৫৯৭০
If one of the the roots of the quadratic equation x2 + mx + 24 = 0 is 1.5, then what is the value of m?
উত্তর
-17.5