24 kg is one fourth less than how many kg?

24 kg is one fourth less than how many kg?

1.9 5 / 12 kg is () kg. 2. 3 / 8 of () kg is 24 kg. 9 / 16 ton is () of 4.3 ton
5. More than 1 / 6 of 30 tons, 1 / 6 tons is () tons 6. The reciprocal of a number is 1.2, what is 3 / 5 of this number? (column comprehensive formula) 7. 4 / 7 of a number is 28, what is 3 / 7 of this number? (column comprehensive formula)

&Nbsp; & nbsp; & nbsp; 3.75 & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; 2. & nbsp; & nbsp; & nbsp; 64 & nbsp; & nbsp; & nbsp; & nbsp; 3. & nbsp; 45 / 86;
5. (31 / 6) & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; 6. Half & nbsp; & nbsp; 1 divided by 1.2 multiplied by 3 / 5 & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; 7.28 divided by 4 / 7 multiplied by 3 / 7

A barrel of oil weighs 120 kg. After 20% is used, the barrel weighs 96.6 kg. How many kg does an empty barrel weigh?

120-96.6 = 23.4 (kg) is to use 20% of the oil
23.4 △ 20% = 117 (kg) is the weight
120-117 = 3kg is the weight of an empty barrel

A barrel of oil weighs 200 kg. Half of the oil is used. The barrel weighs 120 kg. How many kg does this barrel weigh?

Use half of the oil, reduce 200-120 = 80 kg
So half the oil is 80 kg
80÷1/2=160
A: this barrel of oil weighs 160 kg