Flag question A grocery owner raises the prices of his goods by 10%. Then he starts his Christmas sale by offering the customers a 10% discount. How many percent of discount does the customers actually get? O a. 9% discount O b they pay 1% more c. 1Xone of these O d. nothing O e. 1% discountNot yet answered Marked out of 4.00 P Flag question A man is riding his car at the rate of 30 km/hr toward the foot of a pole 10 m high. At what rate is he approaching the top when he is 40 m from the foot of the pole? O a. none of these O b. -5.60 m/s 1X O c. -8.08 m/s O d. -4.86 m/s O e. -6.78 m/s