THIS IS FOR A BIG TEST FOR MY SCHOOL TO GRADUATE THIS IS WORTH 100 POINTS IF U ANSWER CUMULATIVE REVIEW CHAPTERS 4-7 I NEED A RUN DOWN OF THE BASIC FORMULAS

Let hh represent the number of hummingbirds and ss represent the number of sunbirds that must pollinate the colony so it can survive until next year. 6h+4s > 746h+4s> 74 this year, 88 hummingbirds pollinated the colony. what is the least number of sunbirds that must pollinate the colony to ensure that it will survive until next year?

Maria found the least common multiple of 6 and 15. her work is shown below. multiples of 6: 6, 12, 18, 24, 30, 36, 42, 48, 54, 60, . . multiples of 15: 15, 30, 45, 60, . . the least common multiple is 60. what is maria's error?

Which radical expression is a rational number? a. √ 360 b. √ 644 c. √ 225 d. √ 122