For the following questions answer them individually
15 men can do a work in 15 days working 8 hours a day. N men can do twice the work in 20 days working 10 hours a day. What is the value of N?
X sold a toy to Y at a profit of 50% and Y sold it to Z at a loss of 50%. If X purchased this toy for ₹12,000, then at what price did Z purchase this toy from Y?
12 men can weave 20 shawls in 9 days. How many men will be required to weave 25 shawls in 27 days?
If an item whose marked price is ₹1,000 is sold after two successive discounts of l0% and 15%, then find the price at which the item is sold.
What is the value of $$\frac{5}{11}$$ of $$\frac{3}{7}+\frac{7}{11}\times\frac{55}{21}-\frac{8}{22}\div\frac{16}{33}$$ ?
A sum of money, when invested at the rate of 6.25% simple interest per annum, amounts to $$\frac{11}{8}$$ times of itself in 'n' years. What is the value of 'n'?
What is the value ofx in the following equation?
$$12.50 \div 0.005 + 25 \div 0.5 + 5 = x$$
A train can completely cross a 1000 meter long bridge in 15 seconds. It can completely cross another 1300 meter long bridge in 19 seconds. What is the length of the train?
What is the increase in the volume of a cube of 1 unit edge if each of its edges is tripled?
In an election between 2 candidates, the winning candidate got 55% of the valid votes. 5% of the total votes were invalid. If the total number of votes polled were 10000, then how many votes were obtained by the losing candidate?
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