The sum of three numbers is 128.the third number is 10 more than the first .the second number 4 times the third number. what are the numbers

Abacteria population is tripling every hour. by what factor does the population change in 1/2 hour? select all that apply

(c) the diagram shows the first three shapes of a matchsticks arrangement. first shape = 3second shape = 5third shape = 7given m represents the number of matchstick used to arrange the n'th shape.(i) write a formula to represent the relation between m and n. express m as the subjectof the formula.(ii) 19 matchsticks are used to make the p'th shape. find the value of p.

What is the area of the original rectangle? 8 cm² 20 cm² 25 cm² 40 cm²