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12+12-12-12+12

6:5::8:?

odd :
A. 125
B. 789
C. 236
D. 347

the distance between two stations,Delhi and Amritsar,is 450km.A train starts at 4p.m from Delhi and moves towards Amritsar at an average speed of 60km/he.Another train starts from amritsar at 3.20 PM.and moves towards Delhi at an average speed of 80km/hr.how far from Delhi will the two trains meet and at what time?

tan⁴x+tan²x=1, find Cos⁴x+Cos²x

find least no of years in which a sum at 25 percent p. a . will become more than 3 times

The chief constituent of gobar gas is

A person bought an article at 30%discount on its marked price. the person then sold it at 30%profit for rs 4277.70.what was the marked price of the article

In the figure given below, ABCD is a rectangle. The area of the isosceles right triangle ABE = 7cm2, EC = 3. The area of ABCD in cm2 is?

i want my mock tests of math in hindi language. plse help.