Answer:
-7/25
Step-by-step explanation:
=(1/5) ÷ (-5/7)
Copy dot flip
=(1/5) * (-7/5)
=-7/25
Answer:
1 : 900
Step-by-step explanation:
18 m = 1800 cm
2:1800 reduced is 1:900
NO. of students = 19
Boys = n
Girls = n+5
Equation formation
n + n + 5 = 19
2 n + 5 = 19
2 n = 19 - 5
2 n = 14
n = 7
Boys = 7
Girls = 7 + 5 = 12
Answer:
4.78
Step-by-step explanation:
we know volume =4/3 pie r³
=4/3×3.14×r³=457
=r³=(457/4.19)
r³=109.16
r³=(4.78)³
r=4.78 ■
Infinitely Many Solutions because is you simplify either one, you get the same equation as the other.