Quiz Sig Digs

hard

Question 1 / 11

How many sig digs does the value 1605430. have? (Remember : all non zero numbers and zeros appearing between non zero numbers are significant, zeros at the end of a number - if a decimal point is present - are significant, and zeros appearing before non zero numbers/at the beginning of the number are NOT significant..."Bigger than one with a decimal point, they're all sig digs")

medium

Question 2 / 11

If someone's semester grade for a class was 87.07% how many sig digs are there?

hard

Question 3 / 11

What is 3.306 + 7.0001? (keeping in mind, that with adding and subtracting sig digs, your answer can only be as accurate as the least known place value bewteen the quantities)

hard

Question 4 / 11

What does 0 + 7.982 = ?

medium

Question 5 / 11

What does 14.3 - .00056 = ? (Same rules apply to subtraction as those mentioned in addition)

14.3

14.29944

14.29

hard

Question 6 / 11

What is 3.27 x 4.100? (remembering that when multiplying and dividing sig digs, you can only have an answer that has as many sig digs as the factor or dividend with the least amount of sig digs. Rules of counting sig digs apply to calculate how many sig digs each number has)

13.407

13.4

13.41

13.

expert

Question 7 / 11

What is 10. x 45.87 = ?

hard

Question 8 / 11

What is 7.9980 / 0.03 = ? (Rules applied for multiplication are also applied for division)

expert

Question 9 / 11

Applying Concepts in Real Life Ex./Challenge Question #1 : The traditional incandescent light bulb has 100 watts. At 5 : 00 pm we turn one light bulb on, then at 7 : 00 pm we turn two more traditional lights on. All three are on until 10 : 30 pm, which is bedtime. If the equation for calculating the amount of electricity is Kilowatts (KW) x Time = KW Hours, how much electricity is being used?

hard

Question 10 / 11

Applying Concepts in Real Life Ex./Challenge Question #2 : Monday, my mom and I went shopping and bought a total of $106.15. My dad received a paycheck of $1000.00 on Wednesday though. Our balance at the bank before we went shopping and got a paycheck was $2000.00. How much do we have at the end of Wednesday after spending $106.15 and getting $1000.00?

$2893.85

$2893.9

$3000

$2894

expert

Question 11 / 11

Applying Concepts in Real Life Ex./Challenge Question #3 : Everyday when I wake up I step on the scale and weigh myself. On Friday, I weighed 121.3 lbs. By Wednesday, I weighed 118.7 lbs. How many pounds did I lose over the course of those 5 days, keeping in mind the rules of sig digs.

2.600 lbs

240.0 lbs

2.6 lbs

3 lbs

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	Johndelacruz	27% (191s)
	Baka974	0% (4s)

If someone's semester grade for a class was 87.07% how many sig digs are there?

What is 3.306 + 7.0001? (keeping in mind, that with adding and subtracting sig digs, your answer can only be as accurate as the least known place value bewteen the quantities)

What does 0 + 7.982 = ?

What does 14.3 - .00056 = ? (Same rules apply to subtraction as those mentioned in addition)

What is 3.27 x 4.100? (remembering that when multiplying and dividing sig digs, you can only have an answer that has as many sig digs as the factor or dividend with the least amount of sig digs. Rules of counting sig digs apply to calculate how many sig digs each number has)

What is 10. x 45.87 = ?

What is 7.9980 / 0.03 = ? (Rules applied for multiplication are also applied for division)

Applying Concepts in Real Life Ex./Challenge Question #3 : Everyday when I wake up I step on the scale and weigh myself. On Friday, I weighed 121.3 lbs. By Wednesday, I weighed 118.7 lbs. How many pounds did I lose over the course of those 5 days, keeping in mind the rules of sig digs.

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