১২৪৪১
If a/b> c/d = 15 and none of a, b, c and d is equal to 0, which of the following must be true?
উত্তর
-a/b < -c/d
১২৪৪২
Mr. Sihab sold two pipes at Tk. 120 each. Based on the cost, his profit on one of the pipes was 20% and his loss on the other was 20%. On the sale of the pipes, he_____.
উত্তর
Lost 10 taka
১২৪৪৩
If two men are on a team together, who of the following must be on a team that has three members?If two men are on a team together, who of the following must be on a team that has three members?
উত্তর
S
১২৪৪৪
If one man is on each team, any of the following pairs could be together on a team EXCEPT
উত্তর
M and N
১২৪৪৫
If O is on the same team as P, which of the following pairs must be on a team together?
উত্তর
M and T
১২৪৪৬
In a container, there are 2 green marbles and 2 red marbles. You randomly pick the marbles. What is the probability that both of them are green?
উত্তর
1/6
১২৪৪৭
To represent a family budget on a circle graph, how many degrees of the circle should be used to represent an item that is 20% of the total budget?
উত্তর
72°
১২৪৪৮
A boat sailing against a stream of river takes 6 hours to travel 24km, while sailing with the stream it takes 4 hours to travel the same distance. What is the speed of the stream?
উত্তর
1 km/hr
১২৪৪৯
A milkman purchases the milk at Tk. x per liter and sells it a Tk. 2x per liter still he mixes 2 Iiters water with every 6 liters of pure milk. What is the profit percentage?
উত্তর
166.66%
১২৪৫০
A man could buy a certain number of notebooks for Tk. 300. If each notebook cost is Tk. 5 more, he could have bought 10 notebooks less for the same amount. Find the price of each notebook?
উত্তর
10