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1801.Simplify the equation 5 ÷ 2 × 6 ÷ 3(2)?
1802.Income of A is 25% less than B. How much percent B’s income would be more than that of A?
1803.Find the cube root of 64?
1804.A bag contains 9 KG of sugar which is separated into packages containing 450 grams each. How many such packages can be made?
1805.If A and B together can complete a piece of work in 15 days and B alone in 20 days, then in how many days can A alone complete the work?
1806.If 10 men can do a piece of work in 12 days, the time taken by 12 men to do the same piece of work will be ____?
1807.If the 10% of daily wagers were fired while 540 workers survived. how many workers were originally there?
1808.If 20% of a number is 12, the number is _____?
1809.A hockey team won 6 games and lost 8, the ratios of wins to number of games is _____?
1810.If we have a function f: A, B, there may exist an inverse function f-1: B→ A, which is defined by the rule f - (b) = a where b = (a). This definition only works if each b ≤ B an image point under f and if there is only ca point a such that of (a) = b. What do the functions or mappings are called?