Answer:
1/9
Step-by-step explanation:
4-3/5--4
1/9
£480
2:3:7 = 2+3+7 = 12
2
--- 0f £480 = £80
12
3
--- of £480 = £120
12
7
--- of £480 = £280
12
answer = £80 : £120 : £280
Answer:
1680
Step-by-step explanation:
280 x 6 = 1680
Answer:
12
Step-by-step explanation:
Answer:
and 
Step-by-step explanation:
when you solve for r in the given equation, you need to apply the square root property, which gives positive and negative answers (both should therefore be considered):

then you need to include these two possible solutions:
and 