Jada is three years older than twice her brother's age. Select all the equations that correctly represent the relationship between Jada's age j and her
brother's age b.
А
j = 26 +3
B
j=2(b + 3)
o
C j = 2 2 - 3
D b=2+ 3

Jim had 15 minutes to do 5 laps around his school what would his time be

According to a study conducted in 2015, 18% of shoppers said that they prefer to buy generic instead of name-brand products. suppose that in a recent sample of 1500 shoppers, 315 stated that they prefer to buy generic instead of name-brand products. at a 5% significance level, can you conclude that the proportion of all shoppers who currently prefer to buy generic instead of name-brand products is higher than .18? use both the p-value and the critical-value approaches.

Someone me! will award brainliest if u explain and answer!