The pipes can fill a cistern in 1.5 hours and 2 hours respectively. A wste pipe can empty a full cistern in 3 hours. If the cisternis empty and all three pipes are opened together, in how many min will the cistern be half full
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if z is the arithemtic mean between x and y , then the value of x/(x-z)+y/(y-z) is
Discuss the inter & intra disciplinary nature of Mathematics.
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Every even integer greater than 2 can be written as the sum of two primes. Give the respective two pairs of prime numbers that when added give 8 and 12.
How many degrees are there in o radians?
the triangle formed by (0,0),(0,4,),(3,8) is
In normal distribution, approximately what percentage of the cases, to the nearest whole number, falls within 4 standard deviations of the mean?
explain the disciplinary values of teaching mathematics.
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Oranges are bought at 11 for Rs. 10 and sold at 10. for Rs. 11 the profit is
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The product of 6 factorial is how many times larger than the product of 5 factorial?
what is basic use of calculus?
Explain the Lagrange's method of undetermined multipliers to find extreme values of the function f (x,y,z).