Answer:
15 boys
Step-by-step explanation:
The ratio is 5 : 12
The 12 part of the ratio relates to the students in the class, that is 36
Divide 36 by 12 to find the value of one part of the ratio
36 ÷ 12 = 3 ← value of 1 part of the ratio, thus
5 × 3 = 15 ← number of boys in class
Answer:
3 and 18
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The answer is A. The probability that you draw hearts than spades is 1/16
If drawing more than one card with replacement:
The probability of drawing a specific card each time is 1/52n
n= the number of draws.
The probability of drawing a specific card each time is 1/13n.
The probability of drawing a specific suit each time is 1/4n.
Since you draw two types of cards,each time you drew is 1/4 so 1/4 times 1/4 is 1/16.
Kind of cofusion right
Step-by-step explanation:
umm what grade is u im only in 6th i wannna help u
Answer:
square- x^2+4x+2^2-2^2+1
solutions- x= -1 and 9
Step-by-step explanation:
I searched vertex form calculator to find the square
I use desmos to find the solutions
