Out of 10 white, 9 black and 7 red balls, in how many ways
can we select one or more balls
please with solution.
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A man how many bikes of Rs 14000 can buy by selling 2100 bikes of Rs500/- of each
Distance d=rt where r & t are positive and r is constant,as t increases then d_________
A triangle has sides of lengths 10, 24 and k. k is a positive integer. The number of values of k for which this triangle has three acute angles is
what is the angle between two hands of a clock when time is 8-30
a bus started from bus stand at 8.00am and after 30min staying at destination it returned back to the bus stand.the destination is 27 miles from the bus stand the speed of the bus 50percent fast speed at what time it returns to the bus stand.
maths
A certain street has 500 buildings. A sign-maker is contracted to number the houses from 1 to 500. How many zeroes will he need?
15 Men take 21 days of 8 hrs. each to do a piece of work. How many days of 6 hrs. each would do if 21 women take. If 3 women do as much work of 2 men.
A School Has 30% Students From Maharashtra .out Of These 20% Are Bombay Students. Find The Total Percentage Of Bombay?
A sequence is given. You should find out error & write correct 1 2 5 10 13 26 29 48.
Ravi's salary was reduced by 25%.Percentage increase to be effected to bring the salary to the original level is
How long will a train 100m long travelling at 72kmph take to overtake another train 200m long travelling at 54kmph
what is the sum of 7 consecutive odd numbers with 27 as the fourth number
20% of a 6 litre solution and 60% of 4 litre solution are mixed. What percentage of the mixture of solution ?
If POINT + ZERO = ENERGY, then E + N + E + R + G + Y = ?