Rich bought 4 ice cream cones for his kids. The chocolate cones cost $1.75 each. The
strawberry cones cost $1.30 each. Rich spent
$6.55 in all. How many chocolate (c) and how
many strawberry (s) cones did he get?

Suppose a man is heterozygous for heterochromia, an autosomal dominant disorder which causes two different‑colored eyes in an individual, produced 25‑offspring with his normal‑eyed wife. of their children, 15 were heterochromatic and 10 were‑normal. calculate the chi‑square value for this observation.

Which segments are congruent? o jn and ln o jn and nm o in and nk onk and nm

12. the amount of money in a bank account decreased by 21.5% over the last year. if the amount of money at the beginning of the year is represented by ‘n', write 3 equivalent expressions to represent the amount of money in the bank account after the decrease?