Answer:
£ 144
Step-by-step explanation:
the formula would be :
w = n * r
finding the wages for 20 hours at a rate of 7.20 hours can be solved like this:
w = n *r
w = 7.20 * 20
<u>w =£ 144</u>
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Answer:
52.5 days
Step-by-step explanation:
Ten people can dig 2 acres in 7 days.
One person can dig 0.2 acres in 7 days.
Working at half the rate, one person can dig 0.1 acre in 7 days.
8 people can dig 0.8 acres in 7 days.
8 people can dig 6/0.8 * 0.8 acres in 6/0.8 * 7 days.
8 people can dig 6 acres in 52.5 days
Sorry , no photo available though I think you might know that
Answer:
-6 & -2
Step-by-step explanation:
Check. Note that when you multiply two negative numbers, the answer will be positive:
-6 * -2 = 12
Note that when you add two negative numbers, if there is a positive & negative sign directly next to each other, you change it to a subtract sign:
-6 + (-2) = -6 - 2 = -8
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