Charlie bought 6 new books for his collection. This increased his collection by 12%. How many books did he have before his purchases?

Rachel reads 1/5 of the pages of a book plus 12 pages on the first day. on the second day, she reads 1/4 of the remaining pages plus 15 pages. on the third day, she reads 1/3 of the remaining pages plus 18 pages. on the fourth day, she reads the remaining 70 pages. how many total pages are in the book?

Yosef can eat 21 jamuns while rose can eat just 15 . complete the blank. yosef can eat % more jamuns than rose.

1yd 1 ft = 1 1/12 1 1/3 1 1/2 1 1/6