Will give brainlest for all answered

square root 36/81 simplified
1.1/3
2.2/3
3.3/3
4.4/3

square root 121/144 simplified
1.1/12
2.5/12
3.7/12
4.11/12

sr 64/100 simplified
1.1/5
2.2/5
3.3/5
4.4/5

sr 4/9 simplified

1.1/3
2.2/3
3.3/3
4.4/3

What is the explicit formula for this sequence? -7, -4, -1, 2, a.) an = 8 + (b - 1)3 b.) an = -7 + (n - 1)3 c.) an = 3 + (n -1) (-7) d.) an = -7 + (n - )

Scores on the cognitive scale of the bayley-scales of infant and toddler development range from 1 to 19, with a standard deviation of 3. calculate the margin of error in estimating the true mean cognitive scale score, with 99% confidence, if there are 12 infants and toddlers in a sample.

Candice uses the function f(t)=t+100−−−−−−√ to model the number of students in her after-school program. the variable t represents days and f(t) represents the number of students. how many days does it take for there to be 15 students in her program? a. 225 days b. 125 days c. 325 days d. 115 days