Mathematics
Grade-7
Easy
Question
A politician expects to win an election by 1000 votes but wins by 350 votes. Determine the percent error
- 175%
- 128%
- 214%
- 195%
Hint:
In this paticular question we need to find out the error in the number of winning by subtracting original winning votes from the expected winning votes and then using the error % formula we can find the solution.
The correct answer is: 214%
STEP BY STEP SOLUTION
politician was expected to won by =1000 votes
politician won by = 350 votes
error in votes = 1000 - 350= 750 votes
error %=
error % = 
The error % in winning votes was equal to 214%
Related Questions to study
Mathematics
Danny wants to buy a card for his wife, he calculates the price of the card as $4.50. The actual price of the card is $4. Determine the percent error.
Danny wants to buy a card for his wife, he calculates the price of the card as $4.50. The actual price of the card is $4. Determine the percent error.
MathematicsGrade-7
Mathematics
Hunter wants to purchase an umbrella for $60. The actual price of umbrella is $50. ______ is the hunter’s percent error
Hunter wants to purchase an umbrella for $60. The actual price of umbrella is $50. ______ is the hunter’s percent error
MathematicsGrade-7
Mathematics
A sportsman used to run 20 miles, after surgery he reduced it by 8 miles. _________ is the percent change
A sportsman used to run 20 miles, after surgery he reduced it by 8 miles. _________ is the percent change
MathematicsGrade-7
Mathematics
The cost of servicing was increased from $250 to $560. The percent mark-up is ___%.
The cost of servicing was increased from $250 to $560. The percent mark-up is ___%.
MathematicsGrade-7
Mathematics
The area of school ground is reduced from 400 square feet to 200 square feet. Determine the percent change
The area of school ground is reduced from 400 square feet to 200 square feet. Determine the percent change
MathematicsGrade-7
Mathematics
If depth of well is changed form 10 feet to 8 feet. Determine the percent change.
If depth of well is changed form 10 feet to 8 feet. Determine the percent change.
MathematicsGrade-7
Mathematics
Capacity of container is changed from 10 gallons to 40 gallons. Percent change observed is __________%
Capacity of container is changed from 10 gallons to 40 gallons. Percent change observed is __________%
MathematicsGrade-7
Mathematics
Jane’s salary in the month of May is $60 per day. If he takes $75 per day in June. Determine the percent change
Jane’s salary in the month of May is $60 per day. If he takes $75 per day in June. Determine the percent change
MathematicsGrade-7
Mathematics
A $20 shirt is sold off at $40, the mark-up is _________%.
A $20 shirt is sold off at $40, the mark-up is _________%.
MathematicsGrade-7
Mathematics
The strength of a class increased from 150 to 275 in two years. The percent mark-up is _________.
The strength of a class increased from 150 to 275 in two years. The percent mark-up is _________.
MathematicsGrade-7
Mathematics
A $400 article is marked down by 11%. Determine the sale price.
A $400 article is marked down by 11%. Determine the sale price.
MathematicsGrade-7
Mathematics
The sales tax on any item in the restaurant is 4%. ______ is the total price if muffin costs $8.
The sales tax on any item in the restaurant is 4%. ______ is the total price if muffin costs $8.
MathematicsGrade-7
Mathematics
Walmart buys pillows from a local shop at $30 and sells them off at 10% profit. Determine the selling price.
Walmart buys pillows from a local shop at $30 and sells them off at 10% profit. Determine the selling price.
MathematicsGrade-7
Mathematics
An article is sold for 30% gain on its base price of $250. _____ is its selling price.
An article is sold for 30% gain on its base price of $250. _____ is its selling price.
MathematicsGrade-7
Mathematics
A car’s mileage used to be 30 miles per gallon. Due to some reason, it was decreased by 60%. Determine the present mileage.
A car’s mileage used to be 30 miles per gallon. Due to some reason, it was decreased by 60%. Determine the present mileage.
MathematicsGrade-7
