In a class of 66 students there are 33 girls. The average weight of these girls is 61 Kg and average weight of the full class is 66 kgs. What is the average weight of the boys of the class?
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A missile travels at 1116 km/h. How many metres does it travel in one second?
If x3+ 2x2– 5x + k is divisible by x + 1, then what is the value of k?
Reduce 3596 / 4292 to lowest terms.
There is a 4% increase in volume when a liquid freezes to its solid state. The percentage decrease when solid melts to liquid again, is
A vendor buys some bananas at the rate of 2 for Re 1 and sells at the rate of 10 for Rs 7. What will be the result?
If θ is positive acute angle and 4sin2θ = 3, then the value of tan θ - cot θ/2 is
∆XYZ is right angled at Y. If tanX = 24/7, then what is the value of cotZ ?
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