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Populaire Word Problems >

A boat travelled at a constant speed for 9 hours, covering a total distance of 152 kilometres. To the nearest hundredth of a kilometre per hour, how fast was it going?

Solution

A b o a t t r a v e ll e d a t a co n s t an t s p ee d f or 9 h o u rs, co v er in g a t o t a l d i s t an ce o f 152 ki l o m e t res . T o t h e n e a res t h u n d re d t h o f a ki l o m e t re p er h o u r, h o w f a s t w a s i t g o in g ?

Solution

speed : 16 \frac{8}{9}

étapes des solutions

Translate the problem into an equation:

152 = x \cdot 9

Solutionner pour

x, 152 = x \cdot 9 : x = \frac{152}{9}

Convertir des fractions impropres en nombres mixtes

speed : 16 \frac{8}{9}

Exemples populaires

If four times a number is increased by 5, the result is −3 76 times a number minus 72 is equal to-65 less than the number Bob has 2,017 in an account that earns 11% interest compounded annually.To the nearest cent, how much interest will he earn in 5 years?Henry wants to save 54,000 for his dream vacation. How much will he need to invest in an account with 8.2% APR, compounding daily, in ordonner to reach his goal in 5 years?Determine the future value if 750 is invested at 7.25% for 4 years compounded annually. 992.32b