Mathematics, 19.11.2020 15:40 dbrwnn
5. Consider a proper fraction such that the numerator is 2 less than the denominator. If the numerator and denominator are each increased by 1, then the ratio of the numerator and denominator of the new fraction is 4:5. Determine the original fraction. (4 marks)
7. A tank containing 50 litres of water develops a leak and loses water at a constant rate. After 20 minutes it contains 40 litres. After a further 30 minutes the tank is 5% of its full capacity. Determine the tank’s capacity. (3 marks)
8. The sum of the ages of two sisters, Mary and Jane, is 24 years. Four years ago three times Mary’s age was 3 years more than twice Jane’s age. Determine their current ages. (6 marks)
10. Tom and Harry, working together, can perform a task in 2 hours and 24 minutes. Harry and Harry, working together can perform the same task in 3 hours and 36 minutes. If Harry works alone, he can complete the task in 6 hours. How long will it take Tom and Harry perform the task working together? (7 marks)
Answers: 1
Mathematics, 21.06.2019 20:00
Need ! the total ticket sales for a high school basketball game were $2,260. the ticket price for students were $2.25 less than the adult ticket price. the number of adult tickets sold was 230, and the number of student tickets sold was 180. what was the price of an adult ticket?
Answers: 1
Mathematics, 21.06.2019 21:00
The ph level of a blueberry is 3.1 what is the hydrogen-ion concentration [h+] for the blueberry
Answers: 2
Mathematics, 21.06.2019 23:40
Which of the following is best modeled using a linear equation y=ax+b, where a is less than 0?
Answers: 2
Mathematics, 22.06.2019 02:10
Susan is paying $0.30 per $100 on her $483,000 home in homeowners insurance annually. if her annual homeowners insurance premium is divided into twelve equal monthly installments to be included on each of her monthly mortgage payments of $2,128.00, what is her total monthly payment?
Answers: 2
5. Consider a proper fraction such that the numerator is 2 less than the denominator. If the numerat...
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