II. Solve for the N

7. 3/4 = N/12

8. 5/12 = 35/N

9. N/52 = 180/120

10. 18/N = 21/28​


Sagot :

Answer & Step-by-step explanation:

7. n = 9

12 x 3 =36

36 ÷ 4 = 9

3/4 = 9/12

8. n = 84

35 x 12 = 420

420 ÷ 5 = 84

5/12 = 35/84  

9. n = 78

180 x 52 = 9360

9360 ÷ 120 =78

78/52 = 180/120  

10. n = 24

28 x 18 = 504

504 ÷ 21 = 24

18/24 = 21/28​