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6 bags of plaster do 33m2, how many m2 can be done with 5 bags
answered
Nov 25, 2017
Mathematics
middle-school
3
votes
167k
views
In an after school program, students must choose to either play on the playground or read a book silently. On one cloudy day, 70% of the students chose to play on the playground, and the rest chose read
answered
Oct 31, 2017
Mathematics
high-school
6
votes
83.6k
views
Tina Cole is a certified financial adviser. She purchased equipment for her office for $8,843. The trade-in value of the equipment is estimated to be $450 after 7 years of use. Using the straight-line
answered
Sep 1, 2017
Mathematics
high-school
4
votes
192k
views
Select the ion. a) NO2 b)H2SO4 c) Al+3 ...?
answered
May 14, 2017
Chemistry
high-school
6
votes
102k
views
Variable that stays the same
answered
Feb 27, 2017
Chemistry
middle-school
5
votes
206k
views
I am a number less than 40,000. All my digits are multiples of 3. My first,third,and fifth digits are the same. both my thousands digits and my tens digit are six more than the others.
answered
Aug 13, 2015
Mathematics
high-school
3
votes
210k
views
A group of 18 people ordered soup and sandwiches for lunch. Each person in the group had either one soup or one sandwich. The sandwiches cost $7.75 each and the soups cost $4.50 each. If the total cost
answered
Jun 11, 2015
Mathematics
high-school
4
votes
162k
views
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