4. A housewife purchased a video recorder with a cash price of $2700 under hire purchase terms. She paid an initial deposit of 20% of the
cash price and interest is 18% per annum on the outstanding balance
charged. The amount payable is paid in 12 equal monthly
instalments.

Which number line represents the solution set for the inequality -1/2x> 24?

What is the correlation coefficient between the variables? round to three decimal places. enter your answer in the box

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.