Question 4 Diamond Inc. gives its customers 2 coupons redeemable for a cup for each dollar of sales. With 50 coupons and $5 cash, 1 cup is given to the customer. It is estimated that 60% of the coupons will be presented for redemption. Sales in the first year were $700,000 and 660,000 coupons were redeemed. Sales in the second year were $840,000 and 780,000 coupons (including the coupons not yet redeemed in the first year) were redeemed. Ruby bought 40,000 cups at $6 each. Required: Prepare the necessary entries for the two years. - End