Question

1. A : B = 3 : 5, jika A + B = 40, maka nilai B = .....
a. 15
b. 20
c. 25
d. 30

2. A : B = 7 : 8, jika A + B = 90, maka nilai A =.......
a. 42
b. 49
c. 56
d. 64

3. M : N = 10 : 7, jika M - N = 36, maka nilai M =.......
a. 120
b. 180
c. 240
d. 300

4. M : N = 12 : 5, jika nilai M - N = 63, maka nilai N =
a. 40
b. 45
c. 55
d. 60

Answer 1

1. C
2. A
3. A
4. B

maaf kalo salah tapi kalo bener jangan lupa bilang makasih ya!!!!!!!

Answer 2

1. 40 ; 8 = 5 5*5= 25 (c)

2. 90:15= 6 6*7 = 42 ( a )

10-7= 3 36:3= 12 12*10= 120 (a)

4. 12-5= 7 63 :7 = 9 9*5 = 45 (b)