In a survey, 250 adults and children were asked whether they know how to swim. The survey data are shown in the relative frequency table,
Total
Con swim
Cannot swim
0.06
Adults
Children
Total
0.34
0.48
0.12
What percentage of the people surveyed cannot swim?

Each of the four sides of a swimming pool measures 9 meters. the pool is 5 meters deep. how much water will be needed to fill it completely? a. 45 cubic meters b. 81 cubic meters c. 225 cubic meters d. 405 cubic meters reset next

What is the value of x in the diagram below?

Find the volume of the described solid.the solid lies between planes perpendicular to the x-axis at x = 0 and x=7. the cross sectionsperpendicular to the x-axis between these planes are squares whose bases run from the parabolay=-31x to the parabola y = 30/x.a) 441b) 147c) 864d) 882