Running at the same constant rate, 6 identical machines can produce a total of 270 bottles per minute. At this rate, how many bottles could 10 such machines produce in 4 minutes?

On dividing a number by 5, we get 3 as remainder. What will be the remainder when the square of the number is...

A starts business with Tk 3500 and after 5 months, B joins with A as his partner. After a year, the profit is...

Two numbers A and B are such that the sum of 5% of A and 4% of B is two-third of the sum of 6% of A and 8% of...

In a school, students may bring breakfast, buy it, or may not eat breakfast. If 1/4 of the students bring brea...

X can do a piece of work in 24 days. When he had worked for 4 days, Y joined him. If the work was completed in...

A can contains a mixture of two liquids A and B in the ratio 7:5. When 9 liters of mixtures are drawn off and...