NEED HELP ASAP!! FOR BRAINLIEST ANSWERS .

A population of 65 foxes in a wild te preserve quadruples in size every 10 years. The function y=65.4", where x is the number of 10-year penods, models the
population growth How many foxes will there be after 30 years?
After 30 years there will be
foxes. (Type a whole number.)

Plzzz plzz maths ! quadratic sequences =an^2+bn 1) 1,6,15,28,45 2)5,18,39,68,105 3) 1,8,21,40,65 4) 7,24,51,88,135 5) -1,2,9,20,35

Convert the mixed numbers into improper fractions. convert the improper fraction to mixed numbers.

Each person in an it department of 25 people works on at least one of 3 major projects: system security, program implementation, platform development. 10 people work on system security, 13 work on program implementation, and 12 work on platform development. 4 people work on system security and platform development, 5 people work on program implementation and platform development, and 2 people work on all three projects. how many people work on system security and program implementation?