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Babiinoob
Questions (5)
A river flows at 3km/h. At what speed must a boat travel in order to make a 35km trip upstream in a time of 50 minutes?
How long
2 answers
1,090 views
An industrial fertiliser, costing $370 per tonne to produce, is sold retail at 61 cents per kilogram. If there is a wastage of
1 answer
434 views
Express 3.2304 (dot above 2 and 4) as a fraction
Please show working out too
2 answers
539 views
The first year after 1999 which is the product of three consecutive integers is:
2004 2040 2046 2052 2184 Please show working out
2 answers
950 views
Find the mass of oxygen gas needed to react with 0.2 moles magnesium and the mass of the product?
Working out please
1 answer
378 views
