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cos(A - B) = √ 3/2 A – B = 30˚ ---- (i) A + B = 60˚ ---- (ii) Solving (i) and (ii) we get, => A = 45˚ and B = 15˚ Now, => tan (2A – 3B) = 90˚ – 45˚ = 45˚
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An item is purchased for ₹400. What should be its selling price to achieve a 15% profit?
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A sells an article to B at a profit of 20% and B sells it to C at a profit of 20%. If C pays ₹504 for it, what was the cost price for A?
The marked price of a dishwasher is set 25% higher than its cost price. The seller then applies two successive discounts, first 15% and then an addition...
If a shopkeeper hikes the purchasing value of an item by 56% and gives it a discount of 56% on the face value for selling it, then know the total percen...
A shirt is marked 50% above the cost price and sold after a discount of Rs.115 at Rs.545. Find the cost price of the shirt.
A merchant possesses 60 identical items, each marked up by 180% above the cost price. He sells 30 of these items at a 25% discount and the remaining 30 ...
A shopkeeper obtained an accessory for Rs. ‘a’ and marked it 170% above its cost price, then sold it after offering two successive discounts of 1000...
