Amy creates a random number generator that is expected to produce the number from 1 to 5 with equal probability Part A about how many times would you expect to get and old number in 200 trials?

Part B
Amy conducts 200 trails using her number generator. Her fats are shown in the table

1.Based in the trails, old numbers were observed _ times,
A. 71
B. 80
C. 120
D. 129
Which may indicate that the number generated is _ to generate an odd number than expected
A. Less likely
B. More likely

Bismuth-210 is an isotope that radioactively decays by about 13% each day, meaning 13% of the remaining bismuth-210 transforms into another atom (polonium-210 in this case) each day. if you begin with 233 mg of bismuth-210, how much remains after 8 days?

What is sin 7x/4 ? i need on this urgent trig

The avenues in a particular city run north to south and are numbered consecutively with 1st avenue at the western border of the city. the streets in the city run east to west and are numbered consecutively with 1st street at the southern border of the city. for a festival, the city is not allowing cars to park in a rectangular region bordered by 5th avenue to the west. 9th avenue to the east, 4th street to the south, and 6th street to the north. if x is the avenue number and yis the street number, which of the following systems describes the region in which cars are not allowed to park? 5th ave 9th ave