in their vacation to hong kong, padilla family carried three suitcases. the suitcases weighed 12 2/2 kilograms, 9 1/2 kg and 7 3/4 kg. what is the total weight of three suitcases?​

You tossed a five peso coin five times and you got heads each time. you tossed again and still a head turned up. do you think the coin is biased? why? a. i think the coin is biased because it favored the heads.b. i think the coin is biased because it is expected to turn up tail for the next experiments.c. i think the coin is not biased because both faces of the coin have equal chances of turning up.d. i think the coin is not biased because the probability of turning heads up is ¾ while that of tails is only 1/4 .

An accessories store pays p12.50 for each hair clip to its supplier .the store's percent of markup is 75% find the markup with solution please​

Perform the indicated division.pls help me,how to solve this thanks in advance.1.28x⁴+36x²y-16xy ÷ 4x2.a²b-a²b²+3ab ÷-ab3.15n²-n-6 ÷5n+34.6y²+2y-28 ÷3y+75.y²-6 ÷y+36.(y³-b³)÷(y-b)7.(6b³+11b²-4b-4)÷(3b-2)8.(x⁴-4x³+2x⁴+4x+1)÷(x²-2x-1)9.(x⁴-4x³+2x⁴+4x+1)÷(x²-2x-1)10.(9a⁴+3a³b-5a²b²+ab³)÷(3a³+2a²b-ab²)​