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=> CI – SI = P(R/100)2 => 64 = 40000 (R/100)2 => (R/100)2= 16/10000 => R/100 = 4/100 => R = 4%
A can complete a task in 24 days, B can complete the same task in 18 days, and C can complete it in 12 days. A and B work together for 4 days, and then ...
Train P takes 24 seconds to pass a tree and 34 seconds to pass through a 150-meter-long tunnel. Train Q, which is 440 meters long...
A container has 80 liters of pure milk. 20 liters of milk is removed and replaced with 20 liters of water. Then, 20 liters of the new mixture is removed...
The following table shows the number of students enrolled in different courses at a university:
Pipe X can fill a tank on its own in 12 hours, while Pipe Y can fill the same tank individually in 20 hours. Both pipes X and Y o...
Maximize Z = 3x + 5y
Subject to:
x – y ≥ 2
x + y ≥ 4
x, y ≥ 0
What can be concluded about the feasible region?
A shopkeeper sells an article at 20% profit. If the cost price of the article is increased by 25% and the shopkeeper sells the article at the same selli...
If p = 50 - q - r and pq + r(q + p) = 816 then find the value of (p2 + q2 + r2) .
A man can row a boat in still water at a speed of 8 km/h. He rows downstream for 1 hour and then returns upstream. If the total time taken for the entir...
A person invested 6,000 in a bank at compound interest compounded annually. After 3 years, the sum became 7,986. What was the rate of interest?
