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Find the sum of the first 20 terms of an arithmetic progression of which the third term is 55 and the last term is -98
General
4 months ago
find two numbers sum -12 and their difference is -2 (chapter integers,explanation also
General
4 months ago
A page from a story book has a thickness of 2.5•10-² centimeter and a page from a dictionary has a thickness of 5•10-³ centimeter. which book has a thicker page? how much thicker is the page?
General
4 months ago
Two trains each make a journey of 330km. One of the trains travels 5km/h faster than the other and takes 30 minutes less. Find the speed of the trains.
General
4 months ago
Stop & Shop is having a sale on paper towels: 5 rolls for $3. How much will 1 roll(s) cost?Show Answer
General
4 months ago
A conductor possesses a positive charge of 3.2x 10-19 C. How many electron does it have in excess or deficit (e = 1.60 x 10-19C)
General
4 months ago
Kura needs to pay interest on her $16000 loan at 5.3% per annum for 182 days out of 365 days. How much will she owe after the year?
General
4 months ago
H (-8, -2) y=23x+1 what is the equation of the line through point H and parallel to the given line? How did u get it?
General
4 months ago
If the measure of angle GEF is thirteen less than 5 times the measure of angle DEG and the measure of angle DEF is 149°, find the measure of angle GEF.
General
4 months ago
What is the HCF of 1820 and 204?(With explanation please)
General
4 months ago
Can anyone help me find the volume of this pyramid? Asappp
General
4 months ago
When an observation that is much larger than the rest of the data is added to a data set, the value of the mean will _.
General
4 months ago
A professor has recorded exam grades for 20 students in his class, but one of the grades is no longer readable. If the mean score on the exam was 81 and the mean of the 19 readable scores is 85, what is the value of the unreadable score?
General
4 months ago
Solve M=h-w/8 for the variable HSolve the above equation for WSolve w=x+y/z for ySolve the equation above for z The formula for area of a triangle is A=1/2b solve this equation for BSolve the equation P=kt/v for the letter K
General
4 months ago
Mr. Vella can build a brick wall in 4 days. His apprentice can build the same wall in 6 days. After working alone for 3 days, Mr. Vella became ill and left the job for his apprentice to complete. How many days did it take the apprentice to finish the wall?
General
4 months ago
1 cubic meter of concrete has a wight of 2400 kg. 15% of the concrete is water. The rest of the ingredients are cerment, sand and stone. The weights are in a ratio of 1:2:5. Work out the weight of cement, sand and stone in the 1 cubic meter of concreteHelp me please i have a test coming up
General
4 months ago
Phoebe, Andy and Polly share £270. Phoebe gets 3 times the amount as Andy who gets twice as much as Polly. Work out how much they get each
General
4 months ago
If the consumer price index changes from 125 in september to 150 in october, what is the rate of inflation?a. 20.0%b. 16.7%c. 9.1%d. 45.5%
General
4 months ago
n Monday, Elsbeth’s bank account balance was -$16.75. On Tuesday, she deposited a check for $5.72. On Thursday, she deposited $16.75. What is her new balance? -16.75 + (5.72 + 16.75) Use the commutative property to get: -16.75 + (16.75 + 5.72) Use the associative property to get: (-16.75 + 16.75) + 5.72 On Friday, Elsbeth deposited her pay check for $872.56. What was the account’s final total? -$866.84 $878.28 $895.03 $903.10
General
4 months ago
jessie uses 20 liters of gasoline to travel 200kilometers, how many liters of gasoline will he use on a trip of 700 kilometer?
General
4 months ago
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