4- Mass & Weight
1- March 19
5 The mass of a full bottle of cooking oil is 1.30 kg.
When exactly half of the oil has been used, the mass of the bottle plus the remaining oil is
0.90 kg.
1.30kg)
What is the mass of the empty bottle?
A 0.40 kg
B 0.50 kg
2- March 18
C 0.65kg
0.90kg
D
0.80 kg