Question 1.1. Which decimal is equivalent to ? (Points : 1) 3.917917917… 3.9171717… 3.9177777… 3.91739173917…
help please
Equivalent to what?
Question 2.2. Which decimal is equivalent to 8.118181818… ? (Points : 1) http://static.k12.com/eli/ecollege/593/2_31561/2_43701_1_31680/3d4673466fa75aa3c08e24b2abb9a2ee414a2c1e/media/f39a8921caf4a142679d77015db74fc423612665/mathml_4799ec7b6bd7bd3d39d8156dc22186325509df48_1.gif http://static.k12.com/eli/ecollege/593/2_31561/2_43701_1_31680/3d4673466fa75aa3c08e24b2abb9a2ee414a2c1e/media/f59289e705d83d21e2f5a369450ab55d07bcae87/mathml_a25369bbc0d88d42a099577ade6c667e14d24c00_1.gif http://static.k12.com/eli/ecollege/593/2_31561/2_43701_1_31680/3d4673466fa75aa3c08e24b2abb9a2ee414a2c1e/media/00e73b899c9becfbcfd626fccf539ee2e6bd7419/mathml_571640efa4b4203008a8ed1f2e57de150a4fde6f_1.gif http://static.k12.com/eli/ecollege/593/2_31561/2_43701_1_31680/3d4673466fa75aa3c08e24b2abb9a2ee414a2c1e/media/118601534f3da98ca8218db5d934f23b89d200ba/mathml_6d19daa9dffcef48af247645770d34c2c728af17_1.gif
help please
do like this a= 3.9177777… multiply by 100 100a= 391.77777… now multiply by 10 1000a=3917.7777... 1000a-100a=3917-391 so 900a=3526 a= 3.9177777… =3526/900
so its a
I did not see the choices !
b=3.917917917… 1000b=3917.917917917.. now 1000b-b 999b =3917-3 b=3914/999
Question 1.1. Which decimal is equivalent to ? (Points : 1) http://static.k12.com/eli/ecollege/593/2_31561/2_43701_1_31680/3d4673466fa75aa3c08e24b2abb9a2ee414a2c1e/media/b6d249d4698d8d0ab16c49d38e0f114b2b2a1308/mathml_59c63a0e5f5b83f5a45f886666f74d676ddd3f5c_1.gif A) 3.917917917… B)3.9171717… C)3.9177777… D)3.91739173917…
help!!!!!!!!!!! please
-- 3.9 17=3.9171717171717171717.. --- 3.917=3.917917917917... - 3.917=3.91777777777777777..
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