If machine A polishes x units in 12 minutes and machine B polishes 5x units in 40 minutes, in how many minutes will A and B. working together, polish 50x units?

If machine A polishes x units in 12 minutes and machine B polishes 5x units in 40 minutes, in how many minutes will A and B. working together, polish 50x units?

If machine A polishes x units in 12 minutes and machine B polishes 5x units in 40 minutes, in how many minutes will A and B. working together, polish 50x units? ?

Created: 1 week ago | Updated: 1 week ago | Created By:

Imran Ahmed

240

300

350

120

0 1

Best Answer Explained in Below-:

ATQ:x/12 + 5x/40 = 50x/1or, 10x+15x/120 = 50x/1So, 240

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