A dishonest milkman buys milk at Rs 24 per litre and adds 1/3 of water to it and sells the mixture at Rs 32 per litre. What is his gain?
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A Rs 1000 box of cookies is offered at 10% discount and a Rs 400 bar of chocolate at 8% discount. If we buy 2 boxes of cookies and 3 bars of chocolate, what is the effective discount we get (in %)?
What is the measure of central angle of the arc whose length is 11 cm and radius of the circle is 14 cm?
0.08% of 120% of 50,000 is equal to __________.
Simplify: (213 x 213 + 187 x 187)
A can finish a work in 7 days . B can finish the same work in 9 days . The days required to finish the work by both of them together.
In triangle XYZ, G is the centroid. If XY = 11 cm, YZ = 14 cm and XZ = 7 cm, then what is the value (in cm) of GM ?
If P=9, Q=17 then the value of p2-q2-13