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It takes 3/8 tonnes of

1. A road sign says that no vehicles over 7.5 tonnes may use a bridge. My lorry weighs 4 tonnes, and I have 3.25 tonnes of
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2. asked by Patsy
3. 619 views
it takes 4/7 tonnes of sand to make a tonne of concrete. Jacob has 4 4/5 tonnes of sand. How much concrete, in tonnes can Jacob
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2. 116 views
It takes 3/8 tonnes of sand to make a tonne of concrete.Harriet has 4 1/5tonnes of sand. How much concrete, in tonnes, can she
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2. asked by ????
3. 158 views
How could I solve c) and d) without the use of derivatives for the following question?It is estimated that, t years from now,
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2. asked by kim
3. 649 views
"A trucking firm has 8 trucks, some carry a load of 10 tonnes and others carry a load of 5 tonnes. When all 8 trucks are
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2. asked by Kiirsty
3. 654 views
what decimal fraction of 50 tonnes is 10 tonnes?how do I work this out?
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2. asked by dylen
3. 1,723 views
The actual yield of sulfur trioxide from 256 tonnes of calcium carbonate is 202 tonnes. Calculate the percentage yield.
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2. 23 views
find the power of an engine in kilowatts which pulls a train of mass 600 tonnes up an incline of 1 in 100 at the rate of 60 km
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2. asked by onda
3. 830 views
A)In your body the following reaction takes place:C6H12O6 + nO2 ! mCO2 + 6H2O What are the numbers n and m? and my answer was:
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2. asked by Adam
3. 488 views
A farmer produced 8000 tonnes of grain last year. He plans to increase this by 15% next year. How many tonnes does he think he
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2. asked by Aana
3. 824 views