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Numbers of visitors on Monday = 400
Numbers of visitors on Tuesday = 780
So, percentage change =
So, percentage change =
So, percentage change = 95 % : Answer
If same estimated percentage increase on next day also, means on Wednesday, the number of visitor will be = %
So,number of visitors on Wednesday =
Number of visitors on Wednesday = 1521 : Answer
Solving the expression we get -2.
Comparing the solution with the one given, you can find the errors.
Step-by-step explanation:
We need to simplify and identify errors.
Since the steps are not shown, so we cannot identify errors but I can solve the expression and you can compare to find errors.
Simplifying:
Using algebraic rule: if one digit has positive (+) sign and other digit has negative (-) sign then we will perform subtraction. and after subtraction, the sign of bigger value will be the sign of result.
Using the rule and solving:
Solving the expression we get -2
Comparing the solution with the one given, you can find the errors.
Keywords: Simplifying expressions
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Value of the pursue in cents:
Step-by-step explanation:
Let's call:
= number of pennies
The problem tells us that the pursue contains twice as many nickels as pennies, so the number of nickels is
Also, the pursue contains five more dimes than nickels, so the number of dimes is
And finally, the pursue contains as many quarters as dimes and nickels combained, so the number of quarters is
The value of each type of coin is:
Penny: 1 cent
Nickel: 5 cents
Dime: 10 cents
Quarter: 25 cents
So, the total value of the pursue in cents is:
And substituting,
So, this is the value of the change in the pursue in cents.
Learn more about expressions:
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