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Jason and Mary leave their houses at the same time. They travel towards each other, Mary at 20km/h and Jason at 15km/h. They pass each other after an hour and a half. What was the original distance between them when they started?

Mary = 20km/h Jason = 15km/h s = d/t After 1.5 hours, Mary = 30km and Jason = 22.5km 30 + 22.5 = 52.5km

ZC
Answered by Zac C. Maths tutor
2929 Views

What is a caesura in poetry and what effect can it have?

A caesura is a pause in the middle of a line of poetry. It usually comes in the form of punctuation, and the most common ones are full stops and commas. A full stop creates a harsher contrast between the ...

ND
53877 Views

Solve y = x^2 + 3x + 2 = 0

Factorising gives: y = (x+2)(x+1) = 0. y only equals 0 when (x+2)=0 or (x+1)=0. Therefore x=-2 or x=-1

SL
Answered by Sean L. Maths tutor
2924 Views

How are living organisms involved in the cycling of carbon?

Examples of living organisms involved in the cycling of carbon include plants, animals and microorganisms. Plants, for instance, take part in photosynthesis - a process through which carbon dioxide is tak...

NM
Answered by Nafeesath M. Biology tutor
7225 Views

How do you write code to implement a recursive fibonacci algorithm?

def recursiveFib(x):  x = int(x)  if x == 0:    return (0)  elif x == 1 or x == 2:    return (1)  elif x > 2:    return (recursiveFib(x-2)+recursiveFib(x-1))     print ("Please enter a number of f...

JL
Answered by Jazir L. Python tutor
1587 Views

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