১২৫৭১
X = { - 4, - 2, 1, 3}, Y = {- 1, 4, 5}. If x is a number from set X, and y is a number from set Y. The probability that x + y is positive is closest to-
উত্তর
0.7
১২৫৭২
Jim is a car salesman who gets a base monthly salary and a commission for each car he sells. Jim's monthly earnings are given by the function f(x) = c(4+ x), where x represents the number of cars he sold for the month. If Jim sells 6 cars in a month he earns $2,000. How much is Jim's base salary ?
উত্তর
$800
১২৫৭৪
When 17 is divided by k, where K is a positive integer less than 17, the remainder is 3. What is the remainder when the sum of possible values of it is divided by 17?
উত্তর
5
১২৫৭৫
5a2 - 4a - 3 - 3 (a2 + a + 4) = 0. What is the sum of possible value of a?
উত্তর
3.5
১২৫৭৬
a, b and c are all positive integers such that a + b + c = 150 and none of these values are equal to each other. What is the smallest possible value for the median of a, b and c?
উত্তর
4
১২৫৭৭
Two sides of a triangle are 7 and 16. Which of the following is not the length of the third side?
উত্তর
9
১২৫৭৮
If the average (arithmetic mean) of five distinct positive integers is 10, what is the differe between the largest possible value of the greatest integer and the least possible value of greatest of the five integers?
উত্তর
28
১২৫৭৯
Half the people on a bus get off at each stop after the first and no one gets on after the first stop. If only one person gets off at stop number 7, how many people got on at the first stop?
উত্তর
64
১২৫৮০
A circular logo is enlarged to fit the lid of a jar. The new diameter is 50 percent larger than the original. By what percentage has the area of the logo increased?
উত্তর
125