1. david gave sita a half of his candies. sita gave john a half of the candies that she receive from, david. john kept 8 of those candies and gave the remaini
Matematika
aqila1140
Pertanyaan
1. david gave sita a half of his candies. sita gave john a half of the candies that she receive from, david. john kept 8 of those candies and gave the remaining 10 sheela. how many candies did david have originally? 2. a tank in the shape of rectangular box is half full of water. the height of the tank is 30 cm and the size of its base is 20 cm 40 cm. if 4.000 cm water is added, the depth of the water is ??? cm ( ini matematika bahasa inggris, pake caranya yah, makasih banyak yg udh mau jawab)
1 Jawaban
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1. Jawaban rienrien
1. (10 + 8) x 2 x 2 = (18 x 2) x 2 = 36 x 2 = 72 candies
2. Voume rectangle box = 20 cm x 40 cm x 30 cm = 24.000 cm3
Depth = V - added water = 24.000 cm3 - 4.000 cm3 = 20.000 cm3