Answer:
There is one solution
Step-by-step explanation:
I did the Khan Academy lesson and I got it correct.
To solve this, first we calculate all the total cost of
the items that is:
total cost = $14.96 + $19.87 + $5.37
total cost = $40.20
So we see that the actual cost is similar with the
estimate so his calculation is reasonable.
Answer:
3, 8, 13, 18
Step-by-step explanation:
Step-by-step explanation:
(3 1/5 + 1 2/5)+ 4 4/5
(16/5+7/5)+24/5
=23/5+24/5
=(23+24)/5
=47/5
=9 2/5 is your answer.
first step
convert mixed fraction into simple fraction
second step
take l.c.m. and add or subtract
third step
convert it again mixed fraction if possible.
We have 38,040,000 + 2.606 × 10^7 which equals
38,040,000 + 26,060,000 = 64,100,000 = 6.410 x 10^7
Answer C is the correct choice.