Mathematics, 10.07.2019 11:00 lin550
Question 1 simplify. 14 – 6.2 • (–3 + –7) a) 76 b) –48 c) –78 d) 78 question 2 simplify. –3 • 5 – 7 • 4 a) –13 b) 13 c) –43 d) 43 question 3 evaluate the expression when x = –12. 3x – 17 a) 53 b) –53 c) –19 d) 19 question 4 evaluate the expression when x = –8. 7x + 5 a) 4 b) 51 c) –51 d) -4 question 5 evaluate the expression when r = 8.2 and s = –3.7. r – 2s a) 15.6 b) 0.8 c) –22.94 d) 4.5
Answers: 1
Mathematics, 21.06.2019 14:10
Airline passengers arrive randomly and independently at the passenger-screening facility at a major international airport. the mean arrival rate is 10 passengers per minutes. compute the following probabilities. p(x = 4) p(x > 11)
Answers: 2
Mathematics, 22.06.2019 00:00
Heather is a cashier. she can ring up 1212 customers in 99 minutes. at this rate, how many minutes does it take her to ring up 44 customers?
Answers: 1
Mathematics, 22.06.2019 01:30
If the segment op is dilated by a scale factor r=2, what is the length of segment op? a)10cm b)16cm c)6cm d)4cm
Answers: 1
Question 1 simplify. 14 – 6.2 • (–3 + –7) a) 76 b) –48 c) –78 d) 78 question 2 simplify. –3 • 5...
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