Answer: 245 cu. cm.
Step-by-step explanation:
4/7-2/5=20/35-14/35=6/35
42 cm3 represents 6/35 of the total volume
how many 6/35's are in 35/35 ? (the total volume)
(35/35)/(6/35)=(35/35)*(35/6)=35/6=5 5/6
(5 5/6)*(42)=(35/6)*(42)=35*7=245 cm3 is the total volume
15 36/100 / 6 is 2.56 so i think the tortoise walks 2.56 meters per minute
1 41/44
first change both into improper fractions
because it's division, flip the second term while changing sign from division to multiplication.
7 goes into 38 five times with a remainder of 3.....of 5.43 when rounded
You would have to do
7.50 x 32.5 which would equal
243.75
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