Jacob bought 5 pencils for 80 cents. at this same rate, how many pencils can hee but for 40 cents? explain why this answer does not make sense

Give the equations of two different lines that are perpendicular to the line 3x + 4y = 7.

Me n o w. i need t h i s. 10 points

Consider a bag that contains 220 coins of which 6 are rare indian pennies. for the given pair of events a and b, complete parts (a) and (b) below. a: when one of the 220 coins is randomly selected, it is one of the 6 indian pennies. b: when another one of the 220 coins is randomly selected (with replacement), it is also one of the 6 indian pennies. a. determine whether events a and b are independent or dependent. b. find p(a and b), the probability that events a and b both occur.