Abag had 100 mangoes 2/5 is rotten and 1/3 of the remainder is green how many mangoes are ripe?
a. 20 mangoes
b. 25 mangoes
c. 40 mangoes
d. 60 mangoes
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Find the total area for the regular pyramid ( follow the answer set up in the picture)

Hector and alex traded video games. alex gave hector one fourth of his video games in exchange for 6 video games. then he sold 3 video games and gave 2 video games to his brother. alex ended up with 16 video games. how many video games did alex have when he started?

1. are the corresponding angles congruent 2. find the ratios of the corresponding sides 3. is triangle jkl congruent to triangle rst? if so what is the scale factor