4
a) There are 360 students in a school and 120 of them are girls.
(i) Find the ratio of the...
![Mathematics](/tpl/images/cats/mat.png)
Mathematics, 30.04.2021 14:00, HayleiMae
4
a) There are 360 students in a school and 120 of them are girls.
(i) Find the ratio of the girls and the total number of students.
(ii) Find the ratio of the boys and the total number of students.
(iii) Find the ratio of the girls and boys.
b) An alloy contains 120 g of copper and 150 g of zinc.
(i) Find the ratio of copper and zinc in the alloy.
(ii) Find the ratio of copper and the total weight of alloy.
(iii) Find the ratio of zinc and the total weight of alloy.
:) A ratio is equal to 3 : 8. If the antecedent is 21, find the consequent.
) The consequent of a ratio is 36. If the ratio is 4 : 9, find its antecedent.
) The ratio of two numbers is 7:2. If the greater number is 28, find the smalle
one.
![answer](/tpl/images/cats/otvet.png)
Answers: 1
Other questions on the subject: Mathematics
![image](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 19:40, spiritcampbell56
What is the range of the function? f(x)=-2|x+1|? a. all real numbers. b. all real numbers less than or equal to 0. c. all real numbers less than or equal to 1. d. all real numbers greater than or equal to 1
Answers: 2
![image](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 20:30, amyaacrawford86
Solve each quadratic equation by factoring and using the zero product property. 14x - 49 = x^2
Answers: 2
![image](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 22:40, Savannahh8503
Aclassmate thinks that solving a system by graphing gives an exact answer when the lines appear to cross at a grid point, but only an approximate answer when they don't. explain why this isn't true.
Answers: 3
Do you know the correct answer?
Questions in other subjects:
![Konu](/tpl/images/cats/obshestvoznanie.png)
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/mat.png)
Mathematics, 04.03.2020 02:45
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/istoriya.png)
History, 04.03.2020 02:45
![Konu](/tpl/images/cats/User.png)
![Konu](/tpl/images/cats/mat.png)
Mathematics, 04.03.2020 02:45
![Konu](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 04.03.2020 02:45
![Konu](/tpl/images/cats/mat.png)
Mathematics, 04.03.2020 02:45