The LCM of 56, 84 and 112 is
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A 8 cm long perpendicular is drawn from the centre of a circle to a 12 cm long chord. The diameter of the circle is
What is the sum of all natural numbers between 100 and 400 which are divisible by 13?
Determine the value of 'x' when 3x3 = 27
If after giving a discount of 18%, a book is sold for Rs 1599, then what will be the marked price (in Rs) of the book?
In a Δ ABC, DE || BC. D and E lie on AB and AC respectively. If AB = 7 cm and BD = 3cm, then find BC:DE
When a discount of 25% is given on a box of popcorn, the profit is 25%. If the discount is 10%, then the profit is
An alloy contains copper and tin in the ratio 3 : 2. If 250 gm of copper is added to this alloy then the copper in it becomes double the quantity of tin in it. What is the amount (in gm) of tin in the alloy?