Math, 17.10.2019 23:00, Firdaus17f

# How many times the hands of a clock are at right angles from 1 to 10?

Answers: 1

Math, 17.08.2019 23:53, chattanilovely2571

Two circles c (0,r) and c' (0',r') touch externally at p(3,1). if the coordinates of o and o' are (1,p) and (q, -2) respectively. their areas are in the ratio 4: 9. find p^2+q^2

Answers: 1

Math, 18.08.2019 07:00, malikfaiz24

Ais twice efficient as b a and b together can complete the work in 14 days .in how many days a alone can do the work

Answers: 1

Math, 19.08.2019 01:00, yogeshsahu40

Pqr and qst are two triangles such that ∟4 = ∟6 , ∟1 = ∟3 , ∟4 = ∟5 . prove that ∟r = ∟t

Answers: 3

Math, 19.08.2019 07:00, Firdaus17f

Suman buys 160 for rs 480 . she wanted to earn 30% profit by selling them . but rakesh visited her she gave him 25%of those at cost proce itself but after doing this she earned a profit of 30%as decided . for how much did she sell each ..

Answers: 2

How many times the hands of a clock are at right angles from 1 to 10?...

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