If 27N4 is divisible by 11, then what is the value of N?
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If Tan θ = 7/24, then what is the value of Cosec θ?
Δ ABC is right angled at B. If m∠A = 60°, then what is the value of 2 Sec C x 1/2 Sin A?
D and E are points on side AB and AC of ΔABC. DE is parallel to BC. If AD:DB = 1:4 and area of ΔADE is 6 sq cm, what is the ratio of area of ΔADE: area of quadrilateral BDEC?
What is the sum of the first 11 terms of an arithmetic progression if the first term is -31 and last term is 29?
If a3 + b3 = 28 and a + b = 4, then what is the value of ab?
If 2x/3 - [5(4x/5 - 4/3)]/2 = 1/3, then what is the value of x?
At 30% discount the selling price of an article is Rs 1050. What is the selling price (in Rs) if the discount is 15%?