The answer is 93
If we sorted out the number of each hours, the sequence will look like this
57 _ 69 _ 81 _ x _ 105
(in which x is the fourth hour of work)
We can see from the sequence that each hours, the mailman add additional 12 letters.
(69 - 57 = 12)
(81 - 69 = 12) . . . . proof
So, the amount of letters on the fourth hour would be:
81 letters + 12 letters = 93 Letters
Answer:
i think the answer is 6 shirts
Step-by-step explanation
52 -10 because shipping cost 10$
and then 42 divided by 7$
and you get six
Answer:
0.143
Step-by-step explanation:
Please mark me as Brainliest if you are satisfied with the answer.
Answer:
21+3x
Step-by-step explanation:
multiply the 3 by everything inside the parentheses
Answer:
168.24784 m²
Step-by-step explanation:
Area of the square:
28 x 28=784 sq. m.
Area of the circle:
π(r²)=π(14)²=196π
=615.75216
Area not covered by the sprinkler:
784-615.75216=168.24784 m²
