৫৪৮১
If p is an even integer and q is an odd integer, which of the following must be an odd integer?
উত্তর
2p + q
৫৪৮২
The product P of two prime numbers is between 9 and 55. If one of the prime numbers is greater than 2 but less than 6 and the other is greater than 13 but less than 25, then P =
উত্তর
51
৫৪৮৩
A certain machine produces 1,000 units of product P per hour. Working continuously at this constant rate, this machine will produce how many units of product P in 7 days?
উত্তর
1,68,000
৫৪৮৫
The 180 students in a group are to be seated in rows to that there are an equal number of students in each row. Each of the following could be the number of rows except -
উত্তর
40
৫৪৮৬
The price of a coat in a certain store in Tk. 500. If the price of the coat is to be reduced by Tk. 150, by what percent is the price to be reduced?
উত্তর
30%
৫৪৮৭
Which of the following is equivalent to the pair of inequalities x + 6 > 10 and x - 3 < = 5?
উত্তর
4 < x ≤ 8
৫৪৮৮
If the sum of 5, 8, 12 and 15 is equal to the sum of 3, 4, x and x + 3, what is the value of x?
উত্তর
15
৫৪৮৯
A rectangular floor that measures 8 meters by 10 meters is to be covered with carpet that each measure 2 meters by 2 meters. If the carpet cost Tk. 12 a piece, what is the total cost to cover the floor?
উত্তর
Tk. 240