For the following questions answer them individually
Water flows into a tank 180 m $$\times$$ 140 m through a rectangular pipe of 1.2m $$\times$$ 0.75 m at a rate of 15 km/h. In what time will the water rise by 4 m?
A train travels the distance between stations P and Q at a speed of 126 km/h, while in the opposite direction it comes back at 90 km/h. Another train travels the same distance at the average speed of the first train. The time taken by the second train to travel 525 km is:
The given pie chart shows the percentage of students enrolled for the courses A, B, C, D and E in a university and the table shows the percentage of students that passed out of the enrolled students.
If the total number of students is 60000, then the total number of students who did not pass in the courses A,C is:
The difference between the selling prices of some articles if sold for ₹12 instead of ₹9 is ₹150. If the cost price of these articles is ₹250, then find the selling price of 21 articles if profit earned is 20%.
If the 8-digit number 1a765b12 is to be divisible by 72, the least value of (2a + 3b)is:
If 27 people, working 8 hours a day, can complete a task in 12 days, then in how many days will 18 people finish the task, working 9 hours a day?
IfA and B are acute angles and $$\sec A = 3; \cot B = 4$$, then the value of $$\frac{\cosec^2 A + \sin^2 B}{\cot^2 A + \sec^2 B}$$ is:
If the single discount equivalent to successive discounts of 20% and x% is 24%, then the value of x is:
In the given figure, chords AD and BC in the circle, are extended to E and F, respectively.
If $$\angle$$CDE = 85$$^\circ$$, $$\angle$$DCF = 94$$^\circ$$, then the value of $$\angle$$ABF + $$\angle$$EAB is:
The value of $$\left[5\frac{4}{9} \div \left(\frac{11}{4} - \frac{13}{6}\right)^2\right] \div \left[7\frac{3}{11} of 8\frac{4}{5} \div 1\frac{5}{7} - \frac{4}{3}\right]^2$$ is: