Question

Walter takes 7/10 of an hour to mow 2/5 of an acre of lawn. At ths rate, how many acres will he mow in an hour
A. 7/25 acre
B.4/7 acre
C.1 1/5 acres
D.1 3/4 acres
I'll mark brainliest if you are right and I will follow you no answers that are not relative to the question

Answer 1

Step-by-step explanation:

usual, prove it using the general heuristic that

X=YX=Y if and only if X⊆Y and X⊇Y.X⊆Y and X⊇Y.

In other words, take a generic element of A×(B−C)A×(B−C) and show that it also must be an element of (A×B)−(A×C)(A×B)−(A×C), and vice versa.

Answer 2

Answer:

i think B......................