![subject](/tpl/images/cats/mat.png)
Mathematics, 15.07.2019 18:00 vanessaharlan01
Acupboard contains 20 boxes of chalks which are red and blue in colour. a box of chalks is chosen at random from the cupboard. if the probability of choosing a box of blue chalks is 1/4 ,calculate 1)the number of boxes of red chalks in the cupboard2) the number of boxes of blue chalks that should be put into the cupboard so that the probability of choosing a box of blue chalks is 2/5
![ansver](/tpl/images/cats/User.png)
Answers: 2
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 14:00
Blank × 10-3 is 2,000 times greater than 1.9 × 10-6. it is also blank times greater than 9.5 × 10-4.
Answers: 2
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 18:30
Can someone check if i did this correct. it’s number 4 if you’re wondering.
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 19:30
Ariel is working at a meat packing plant for 5 nights a week. her regular wage is $11 an hour. she earns tine and a half for any overtime hours. this week she worked 9 hours of over time .how much will ariel earn for overtime this week ?
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 01:30
Robert is placing sod in two square shaped areas of his backyard. one side of the first area is 7.5 feet. one side of the other area is 5.7 feet. the sod costs y dollars per square foot
Answers: 3
You know the right answer?
Acupboard contains 20 boxes of chalks which are red and blue in colour. a box of chalks is chosen at...
Questions
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mkx.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 09.07.2019 10:30
![question](/tpl/images/cats/en.png)
English, 09.07.2019 10:30
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 09.07.2019 10:30
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 09.07.2019 10:30
![question](/tpl/images/cats/es.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 09.07.2019 10:30
![question](/tpl/images/cats/mat.png)
Mathematics, 09.07.2019 10:30
![question](/tpl/images/cats/en.png)