A normal Distribution has a mean of 50 and Standard deviation of 5 Find the probability that a randomly selected x-value from the distribution is in the given intervals , At most 42 ​

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

Tim's phone service charges $23.06 plus an additional $0.22 for each text message sent per month. if tim's phone bill was $28.56, which equation could be used to find how many text messages, x, tim sent last month?

Table which ratio is equivalent to 3: 7? 6: 7 3: 21 24: 56 15: 30