<u>Boris:</u>
105 mins = 630 dishes
1 min = 630 ÷ 105 = 6 dishes
<u>Reuben:</u>
70 mins 630 dishes
1 min = 630 ÷ 70 = 9 dishes
<u>Boris and Reuben:</u>
1 min = 6 + 9 = 15 dishes
<u>Number of numbers needed to rinse 630 dishes:</u>
630 ÷ 15 = 42 mins
Answer: They will take 42 mins if they rinse the 630 dishes together.
Given number is 4,8100,000,000,000.
In this number of zero is 11. So we can write it as

But for scientific notation we will enter decimal after two place in reverse direction.For this we will also multiply number by 10^2.
So number will be

So fourth option is correct.
6 and 1/3 or 19/3 or if you need the decimal 6.3 repeating
Answer:
54.198
Step-by-step explanation:
Answer:
im not too sure.
Step-by-step explanation: