Mr. Joshi has 430 cabbage - plants which he wants
to plant out, some 25 to a row, the rest 20 to a row.
If there are to be 18 rows in all, how many rows of
25 will there be ?
(a) 10
(b) 14
(c) 8
(d) 12
Answers
Answered by
5
HERE IS UR ANSWER BUDDY:
Let 'x' rows of 25 and 'y' rows of 20.
Given, 25x+20y=430
5x+4y=86 ....(1)
Also x+y=18 ....(2)
Multiply equation (1) by 4, we get
4x+4y=72 ....(3)
Subtract equations (1) and (3), we get
x=14
Hence, answer is 14.
Let 'x' rows of 25 and 'y' rows of 20.
Given, 25x+20y=430
5x+4y=86 ....(1)
Also x+y=18 ....(2)
Multiply equation (1) by 4, we get
4x+4y=72 ....(3)
Subtract equations (1) and (3), we get
x=14
Hence, answer is 14.
Answered by
1
Step-by-step explanation:
BROTHER there will be 14 rows of 25 that is equal to 350 and 4 rows of 20 that is 80 and equal to 430
BROTHER PLEASE MARK IT AS BRAINLIEST PLEASE
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