The sum of radii of the two circles is 91 cm and the difference between their area is 2002 cm2 . What is the radius (in cm) of the larger circle?
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If 1+y16-74, then the value of 5y-15
A and B can complete a task in 20 days, B and C can complete it in 30 days while C and A can do the same task together in 24 days. How many days will each of and C take to complete the task individually?
What is the reflection of the point (3, 2) in the line y = -2?
To cover a certain distance with a speed of 60 km/hr, a train takes 15 hours. If it covers the same distance in 12 hours, what will be its speed?
What is the value of cos 4π/3?
The number of solutions of the pair of linear equations x + 2y - 8 = 0 and 2x + 4y = 16 is
Which is the correct ascending order of the given numbers?