Match the English phrases in Column A with the corresponding algebraic expressions in Column B. Write the letter of your answer on the space provided. 1. two less than five times the number 2. four more than three times the cube of a number 3. eight times the square of number 4. six less than twice the sum of dour and a number 5. five times the sum of three and a number a. 8m² b. 5p -2 C. 5(d + 3) d. 3q³ + 4 e. 2(n + 4)-6

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54 kilometers per hour

step-by-step explanation:

according to rules:

1 km = 1000 meter

which means that 1 meter = 1/1000 km

1 hour = 3600 second [ as 1 hour = 60 min = 60 *60 seconds ]

which means that 1 second = 1/3600 hour

therefore, 1 kilometer/hour =

thus to convert 15 meter per second to kilometer per hour, we multiply 15 to 3.6 kilometer/hour.

15 meter/second=   which is the required answer.