Mathematics, 25.07.2019 10:30 devbar3416
Aplane flew 1000 miles away from london for one flight for the next flight it flew 500 miles towards london how far was the plane from london after the second flight
Answers: 1
Mathematics, 21.06.2019 13:10
(a) solve h+2/6 = h-3/4(b) solve the following simultaneous equations. 2x = y + 66x - 2y = 13x = ? y = ?
Answers: 1
Mathematics, 21.06.2019 20:00
Select the number of ways in which a line and a circle can intersect
Answers: 3
Mathematics, 21.06.2019 21:40
The management of a supermarket wants to adopt a new promotional policy of giving a free gift to every customer who spends more than a certain amount per visit at this supermarket. the expectation of the management is that after this promotional policy is advertised, the expenditures for all customers at this supermarket will be normally distributed with a mean of $95 and a standard deviation of $20. if the management wants to give free gifts to at most 10% of the customers, what should the amount be above which a customer would receive a free gift?
Answers: 2
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