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Mathematics 18 Online
OpenStudy (anonymous):

(b) Another aquarium in the building has dimensions that are each triple the size of the aquarium in Riley’s father’s office. Riley thought that the volume would also triple. Is Riley correct? How many times greater is the volume of the larger aquarium than the smaller? Show your work and explain your reasoning.

OpenStudy (anonymous):

@hysusonic @undeadknight26 @Nnesha @demonchild99

OpenStudy (hysusonic):

what are the dimensions of the first tank?

OpenStudy (anonymous):

1. Riley noticed an aquarium in his father’s office. The aquarium had the dimensions 16 in. by 8.5 in. by 10.5 in. The formula for volume is: V = l × w × h.

OpenStudy (hysusonic):

ok so what did you get for the volume of the first tank?

OpenStudy (anonymous):

1428

OpenStudy (anonymous):

i need halp

OpenStudy (anonymous):

@campbell_st

OpenStudy (hysusonic):

ok @Clonetroooper78 now multiply each dimension by 3

OpenStudy (anonymous):

v = 1428

OpenStudy (anonymous):

16 x 3? u mean that?

OpenStudy (hysusonic):

yea

OpenStudy (campbell_st):

ok... so that is the smaller tank... the question says the dimensions of the larger tank are tripled.. so length = 16 x 3 width = 8.5 x 3 height = 10.5 x 3 find these measurements and then find the volume... does that make sense

OpenStudy (anonymous):

ys it does make sense so 16 x 3 = 48 8.5 x 3 = 25.5 and 10.5 x 3 = 31.5

OpenStudy (anonymous):

38556

OpenStudy (anonymous):

am i right? @campbell_st @hysusonic ??

OpenStudy (anonymous):

@demonchild99

OpenStudy (anonymous):

heeeeeeelp

OpenStudy (hysusonic):

hold on just one moment

OpenStudy (anonymous):

ok

OpenStudy (hysusonic):

ok so are they the same?

OpenStudy (anonymous):

what do u mean the same?

OpenStudy (hysusonic):

sorry worded that wrong, was Riley correct is what i meant

OpenStudy (anonymous):

umm i think yes she is corect

OpenStudy (anonymous):

think

OpenStudy (hysusonic):

why?

OpenStudy (hysusonic):

why do you think riley is correct?

OpenStudy (anonymous):

umm idk

OpenStudy (hysusonic):

okay um is 1428=38556?

OpenStudy (anonymous):

1428 x 3 = 38556 yes

OpenStudy (anonymous):

oh waait

OpenStudy (anonymous):

not by 3

OpenStudy (anonymous):

@PRAETORIAN.10

OpenStudy (anonymous):

HELP JUST HEALP

OpenStudy (demonchild99):

if you divide 38556 by 1428 you will get what number you multiply by 1428 to equal 38556

OpenStudy (anonymous):

DUDES HEEEEEEEEEEEEEELP MEEEEEEE

OpenStudy (hysusonic):

what demon said

OpenStudy (demonchild99):

we are trying..stop yelling please

OpenStudy (anonymous):

ok sorry

OpenStudy (demonchild99):

thank you

OpenStudy (anonymous):

so umm

OpenStudy (anonymous):

i divided and umm its 27

OpenStudy (anonymous):

thats what i got

OpenStudy (campbell_st):

do this to find the scaling factor larger Volume /smaller volume correct

OpenStudy (anonymous):

i did 38556 / 1428 = 27

OpenStudy (campbell_st):

that's correct. if all the dimensions are tripled then the volume is 3^3 = 27 times larger....

OpenStudy (anonymous):

ok thanks for the help

OpenStudy (anonymous):

i need help with others can someone help me?

OpenStudy (anonymous):

(c) Riley also thought that the surface area would triple. Is Riley correct? How many times greater is the surface area of the larger aquarium than the smaller? Show your work and explain your reasoning.

OpenStudy (anonymous):

brb

OpenStudy (campbell_st):

just post them as new questions, there are lots of people who can help

OpenStudy (anonymous):

ok camp and demon and syusonic ill all of u tag u ok?

OpenStudy (praetorian.10):

omg math ;~; you tagged me in math......dies

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