Questions in mathematics

Questions in mathematics

[Done] What is the volume of a circular mine passage that is 19.0 feet in diameter and 210.0 feet long?

[Done] What is the slope-intercept form of [tex]9x + 3y - 6 = 0[/tex]?

[Done] The minimum fine for driving in excess of the speed limit is $25. An additional $6 is added to the minimum fine for each mile per hour (mph) in excess of the speed limit. Rachel was issued a $103 fine for speeding in a 55-mph speed limit zone. At what speed, in mph, was Rachel driving when she was fined?

[Done] How can you find the surface area of a triangular prism? Provide the easiest method suitable for a 6th-grade level.

[Done] What is the answer and the steps to solve the equation [tex]\frac{4}{5} = -\frac{4}{7}g[/tex]?

[Done] How can you make 16 dollars using exactly and only 3 bills, one of which is not a 10-dollar bill?

[Done] The minute hand of a clock moves from 3 o'clock to 6 o'clock, or \(\frac{1}{4}\) of a complete revolution. Through how many degrees does it move?

[Done] A student has earned the following scores on four 100-point tests this marking period: 63, 72, 88, and 91. What score must the student earn on the fifth and final 100-point test of the marking period to earn an average test grade of 80 for the five tests?

[Done] Mr. Wilk is a high school math teacher whose salary is $33,660 for this school year, which has 180 days. In Mr. Wilk’s school district, substitute teachers are paid $85 per day. If Mr. Wilk takes a day off without pay and a substitute teacher is paid to teach his classes, how much less does the school district pay in salary by paying a substitute teacher instead of Mr. Wilk for this particular day?

[Done] If a gumball is randomly chosen from a bag that contains exactly 6 yellow gumballs, 5 green gumballs, and 4 red gumballs, what is the probability that the gumball chosen is NOT green? Additionally, can you write the ratio for this question?