Answer:
Step-by-step explanation:
um
1+4=5,
5+8=13
25+16=41
41+32=73
add all the numbers and divide by 4
There are, 13 yellow marbles and 7 blue marbles
Step-by-step explanation: 7 x 7 = 14 - 1 = 13 = 7 = 20 you're welcome
440
multiply 330 pages by 4/3 = 440 pages/hour