২৬৮৪১
A man completes 45 of a job in 10 days. At this rate, how many more days will it take him to finish the job?
উত্তর
6
২৬৮৪২
Jesmin spent tone -third of her money on books and half of the remaining money on clothing. She then spent three -fourths of what she had left on food.she had 500 left over. How much money did she start with?
উত্তর
Tk. 6000
২৬৮৪৩
A warehouse has 20 packers.Each packer can load 1/8 of a box in 9 minutes. How many boxes can be loaded in 112 hours by all 20 packers?
উত্তর
25
২৬৮৪৪
If the radius of a circle is increased by 6% , then the area is increased by:
উত্তর
12.36%
২৬৮৪৬
If the height of a triangle is decreased by 40% and its base is increased by 40% , what will be the effect on its area?
উত্তর
16% decrease
২৬৮৪৭
In the picture area of the square ABCD is 196 square miles.O is the center of the circle of the circle.What will be the area of the circle in square miles?
উত্তর
49π
২৬৮৪৮
A tank is 25 m long , 12 m wide and 6 m deep. The cost of plastering its walls and bottom at 75 paise per sq.m is:
উত্তর
TK. 558
২৬৮৫০
The diagonal of a square is 42 cm. The diagonal of another square whose area is double that of the first square , is:
উত্তর
8cm