How many days are there in `x` weeks `x` days? `7x^2` (b) `8x` (c) `14 x` (d) 7

How many days are therer in x weeks x days

How many days are there in x weeks x days? 7x^(2)( b) 8x( c) 14x(d)7

10 cows can graze in a field for 15 days and 20 cows can graze in the same field for 10 days. For how many days can 30 cows graze in the field? (a) 5 days (b) 7(1)/(2) days (c) 7(2)/(3) days (d) 8(1)/(3) days

The initial count of bacteria is x and it becomes y times every day. The total count of backteria after one week is (a) 7\ x y (b) x+7y (c) x y^7 (d) x y^6

X and Y can do a piece of work in 72 days. Y and Z can do it in 120 days. X and Z can do it in 90 days. In how many days all the three together can do the work ? A)100 days B)150 days C)60 days D) 80 days

If x men, working x hours per day, can do x units of work in x days, then y mens, working y hours per day would be able to complete how many units of work in y days? (x^2)/(y^3) b. (x^3)/(y^2)\ c. (x^3)/(y^2) d. (y^3)/(x^2)

The initial count of bacteria is x and it becomes y xx every day.The total count of backteria after one week is 7xy (b) x+7y (c) xy^(7)(d)xy^(6)

How many solutions does the equation (8^x + 27^x)/(12^x +18^x) = 7/6 have? (A) Exactly one (B) Exactly two (C) Finitely many (D) Infinitely many

How many solutions does the equation (8^x + 27^x)/(12^x +18^x) = 7/6 have? (A) Exactly one (B) Exactly two (C) Finitely many (D) Infinitely many