An airplane flies 840 km in 1 hour. What is it’s average speed in kilometers per hour.
1 answer:
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Answer:
y=5x+21
Step-by-step explanation:
I included the work in the picture. lmk if you need more explaining
Answer:
56 trees will make 10000 newspapers.
Step-by-step explanation:
Given:
One tree makes approximately 230 newspapers.
Now, for estimating how many newspapers will be made with 56 trees.
By multiplying trees with
newspapers we get,
.
And, rounding to one significant number (1 S.F.) is
.
Therefore, 56 trees will make 10000 newspapers.
Answer:
Step-by-step explanation:
We can see the fractions and
of cups.
It can be seen that denominator has 4 i.e. the fraction .
Let us suppose, a unit is equal to of a cup.
Susan was supposed to use of a cup.
i.e. 5 units of butter was to be used.
But, actual recipe has only 3 units of butter.
a.
Alternatively, we could have directly divided the given fractions: