Answer:
640 and 400
Step-by-step explanation:
Cost of books: x and 1040 -x
x sold at a loss of 15%= 0.85 x
1040 -x sold at a profit of 36% = (1040 - x)*1.36
- x*0.85= (1040-x)*1.36
- 0.85x+1.36x= 1040*1.36
- 2.21x= 1414.4
- x= 1414.4/2.21
- x= Rs. 640
- Rs. 1040 - x= R. 400
Yes, 8.719 is greater than 7.819
Answer:
-2
Step-by-step explanation:
18+-20
-2
Answer with explanation:
→ 0<Grades in math exam< 10
N(g)= Number of students in the class whose grade on the exam was g.
→→→The Statement whose Meaning we have to write is
N(8) > 2.N(5)
→→→The grade in numbers of 8 students in the class is greater than two times the grade in numbers of 5 students in the class.
Answer:
x=7
Step-by-step explanation:
15+14+14+11=54
75-54=21
21/3=7