Write down the multipliers that are equivalent to the following percentages (a) 50% (b) 80% (c) 10% (d) 25% (e) 45% (f) 95% (g) 5% (h) 3% (i) 7% (j) 36% (k) 71% (l) 44% (m) 0% (n) 175% (o) 104% (p) 160% (q) 7.5% (r) 1.2% (s) 0.8% (t) 0.01%

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Asurvey of 45 teens found that they spent an average of 25.6 hours per week in front of a screen (television, computer, tablet, phone, based on the survey’s sample mean, which value could be the population mean? 2.3 hours 27.4 hours 75.3 hours 41.5 hours

Evaluate the expression for the given value of the variable. ∣-4b-8∣+∣-1-b^2 ∣+2b^3 ; b=-2

The areas of two similar triangles are 72dm2 and 50dm2. the sum of their perimeters is 226dm. what is the perimeter of each of these triangles?