In Salsa stories, Ashir uses sawdust on the floor for his carpet making. For the painting of the one carpet he needs 20 sacks of sawdust. If each sack weighs 3 whole 1/2 pounds ,what is the weight of the sawdust he needs for each carpet? 1) 70 pounds
2) 68 pounds
3) 72 pounds

Asystem of equations has 1 solution. if 4x-y=5 is one of the equations , which could be the other equation ?

Aculture started with 2,000 bacteria. after 8 hours, it grew to 2,400 bacteria. predict how many bacteria will be present after 19 hours . round your answer to the nearest whole number. p=ae^kt

The construction of copying qpr is started below. the next step is to set the width of the compass to the length of ab. how does this step ensure that a new angle will be congruent to the original angle? by using compass take the measures of angle and draw the same arc according to it.