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401.Out of an earning of Rs. 720 Ram spends 65 %. How much does he save?
402.p is six times as large as q. The percent that q is less than p is:____?
403.P works twice as fast as Q. If Q alone can complete a work in 12 days, P and Q can finish the work in____days
404.P, Q and R can complete a work in 24, 6 and 12 days respectively. The work will be completed in____days if all of them are
405.Positive integers indicated by x and y satisfy 3 1/x * y 2/5 = 13 3/4, the fractions
406.Product of two co-prime numbers is 117. Their L.C.M should be____?
407.Ramees bought 4 dozen apples at Rs. 12 per dozen and 2 dozen apples at Rs. 16 per dozen. He sold all of them to earn 20%. At what price per dozen did he sell the apples?
408.Rayan crosses a 400m bridge in 3 minutes. What is speed?
409.Rs. 395 are divided among A, B and C ins such a manner that B gets 25 % more than A and 20 % more than C. The share of A is:
410.Rs. 9800 are invested partly in 9% stock at 75 and 10% stock at 80 to have equal amount of incomes. The investment in 9% stock is ?