13 sam wants to buy 8 pencils and 6 pens, which cost a total of $8.50. he realizes he doesn't have enough cash and instead takes only 4 of each, which costs only $5. what is the price of each pen and pencil?

Apositive number a or the same number a increased by 50% and then decreased by 50% of the result?

Afamily of five rents a kayak and splits the total time, k, equally. each family member spent less than 25 minutes kayaking. which values can be used to complete the math sentence below so that it accurately represents the situation? intro done

Abus travels 36 miles in 45 minutes. enter the number of miles the bus travels in 60 minutes at this rate.