21. If x: y = 3: 4, find (3x + 4y): (5x + 6y).

asked Jul 18, 2023 149k views

2 votes

4.0k points

Please log in or register to add a comment.

0 votes

Correct option is B)

Put x=3y=4

(3x+4y):(5x+6y)=(3×3+4×4):(5×3+6×4)

=(9+16):(15+24)

=25:39

Webwelten answered Jul 23, 2023

4.8k points

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

4.5m questions

5.8m answers