Answer:
d )is a rational number because it can be written as the fraction 11/20
From the information given, the objects that are luminous are lamp and computer screen.
Luminous objects simply refer to the objects that generate their own light. It should be noted that illuminated objects can reflect light into the eyes of a person.
From the options given, the luminous objects are lamp and computer screen. This is because both objects can produce their own light which can reflect into one's eyes.
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Given problem;
Number of quarters in $40;
To solve this problem;
- <u>Convert the dollar value to cents</u>;
100cents = $1
In $40, we would have; 40 x 100 = 4000cents
So, divide 4000cents by 25 to obtain the number of quarters in that amount of dollars;
Number of quarters = 
= 160
So there are 160 quarters in $40
Answer:
Answer H.
Step-by-step explanation:
Answer: 3
Explanation: (7x7) + (7x3) = 7x10
7x7 = 49
7x3 = 21
7x 10 = 70
49+21= 70
Hope this helps! <3
