Interactive 3.1: Using variables in calculations

Look at the code below. What is the value of total?

number1 = 15

number2 = 10

total = number1 + number2

• 5

• 25

• 15

• 150

Look at the code below.

What is the value of marblesEach?

marbles = 16

people = 4

marblesEach = marbles / people

• 20

• 12

• 4

• 64

Look at the code below.

What is the value of change?

sweets = 0.45

crisps = 0.6

money = 1.2

change = money – (sweets + crisps)

• 0.5

• 0.15

• -0.15

• -0.5

Look at the code below.

What is the value of totalCost?

fish = 1.9

chips = 1.1

numberBought = 5

totalCost = (fish + chips) * numberBought

• 8

• 15

• 7.4

• 10.6

Look at the code below.

What is the value of totalIncProfit?

profitMargin = 0

totalIncProfit = 0

total = 1000

profitMargin = total * 2

totalIncProfit = total + profitMargin

• 2020

• 3020

• 1003

• 3000

Look at the code below.

What is the value of num2 if total = 35?

num1 = 10

total = num 1 + num2

• 15

• 20

• 10

• 25

Look at the code below.

What is the value of num2 if share = 20?

num1 = 10

total = num1 + num2

share = total / 3

• 25

• 50

• 40

• 30