Answer:
19. 83/8
20. A rational number is a number that can be express as the ratio of two integers. A number that cannot be expressed that way is irrational. Any number that can be written in fraction form is a rational number. This includes integers, terminating decimals, and repeating decimals as well as fractions. An integer can be written as a fraction simply by giving it a denominator of one, so any integer is a rational number.
Step-by-step explanation:
19. 2 1/2 + 3 1/8 + 4 3/4 = 83/8 or 10.375 or 10 3/8
20. A rational number is a number that can be express as the ratio of two integers. A number that cannot be expressed that way is irrational. Your answer for 19 is rational
T=72÷r
T=72÷6.6
T=10.9 years round your answer to get 11 years
The balance hits 3900 in
1,970+11 years=1,981
Answer:
xy km
Step-by-step explanation:
Distance travelled = Speed x Time
In this case,
Distance = y × x
= xy km
Answer:
The volume of right circular cone having height =
and Diameter =
is
.
Step-by-step explanation:
Diagram of the given scenario is shown below.
Given that
Height of a right circular cone is
.
Diameter of the right circular cone is
.
To find: The volume of a right circular cone.
So, From the question,


⇒ 
Now
Volume of right circular cone = 

= 
.
Therefore,
The volume of right circular cone having height =
and Diameter =
is
.
Let
Y=the food is yummy
O=overeat
E=exercise
Note:
∪ = or
-> if ... then
(Y∪O)->E