Question 10
If 24 then 7: 0=
A: 12
B: 13
C: 8
D: 63
E: None of these
Question 11
Concrete is made by mixing screenings cement and sand in the ratio 3:1:15. How much sand would be needed
to make 125 tonnes of concrete?
A: 27 tonnes
Question 12
87
B: 33.75 tonnes
C: 45 tonnes
D: 75 tonnes
E: None of these
127°
A: 53
B: 40
C: 93
D: 146
E: None of these

Question 10 If 24 then 7 0 A 12 B 13 C 8 D 63 E None of these Question 11 Concrete is made by mixing screenings cement and sand in the ratio 3115 How much sand class=