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, 20.06.2019 18:04, Satoetoe24
Which of the following questions is a statistical question? (2 points) how many professional sport leagues are there? where do the professional sport leagues play? how many hours of professional training took place over the weekend? how many hours do you spend each week training for a sports league?
Answers: 1
Mathematics, 22.06.2019 00:20, HelenKellerwasaSlutt
What is the value for this expression? 2e-5
Answers: 1
Mathematics, 22.06.2019 03:00, aimeeoconnor20p6b43o
Determine if the sequence is arithmetic or geometric. then identify the next term in the sequence. 0.2, 1, 5, 25, . . group of answer choices arithmetic; 75 geometric; 75 arithmetic; 125 geometric; 125
Answers: 1
5. Consider a proper fraction such that the numerator is 2 less than the denominator. If the numerat...
Mathematics, 13.04.2020 23:14
Mathematics, 13.04.2020 23:14
History, 13.04.2020 23:14
Chemistry, 13.04.2020 23:14
Mathematics, 13.04.2020 23:14
Mathematics, 13.04.2020 23:14
Mathematics, 13.04.2020 23:14