95 Answered Questions for the topic Arithmetic
Mixture replacement math help.
A container contains 64 liters of pure milk. A replacement process takes place three times. A person takes out 16 liters of milk from the container and replaces it with 16 liters of water. Then 16... more
Find x so that the values given are consecutive terms of an arithmetic sequence. 11+2x, 20-5x, 21+4x
The sum of three consecutive odd integers of an arithmetic sequence is 67. The sum of their squares is 1331. Find the three numbers.
Find the sum of the arithmetic series 4+7+10+13+...+(3n+1)
Find the first term in the arithmetic sequence if the 9th term is 55 and the 3rd term is 19
I need help on these two trigonometry questions
Use the given information to find the values of the other five trig functionsTan theta = -8/15, pi < theta < 2piSin thetaCis thetaSec theta Csc theta Cot thetaCsc theta=4 , pi/2 < theta... more
Need help with problem
I need help with a maths problem I'm doing during homeschooling. If you could give me a hint as to how to work it out without giving the answer, that would be fantastic. Thank you.Sam has two... more
Need an answer for this question.
Sam can run 2 miles in 2/3 of an hour. How far can he run in 3/4 of an hour?
Arithmetic help (show steps).
What is the no. of people among whom 125 bananas and 145 orange can be equally distributed? What is H.C.F? Show any example how to calculate it. The difference of the numerator and the... more
If the third term of an arithmentic sequence is 1 and the eighth term is -14, what is the twelfth term?
Arithmetic/Accounting balancing $ 100 spent-retained.
A person has 100 $.The person spends 40 $ and retains 60 $.The person spends 30 $ and retains 30 $.The person spends 18 $ and retains 12 $.The person spends 12 $ and retains 0 $.Total spent =... more
Find the missing number 50,51,77.5,156,391,____
Not sure how to do this one.
what is the first term of a 10-term arithmetic series with t2=10 and S=120? Leave your answer in exact form
The nth term of an arithmetic sequence to find the indicated term
Find a100 when a1 =_50, d=5
Arithmetic Elementary Math
The first term of an arithmetic progress is -10 and the last term is 35. if the common difference is 3, find the number of the terms in the sequence
The first term of an arithmetic progress is -10 and the last term is 35. if the common difference is 3, find the number of the terms in the sequence. (B) calculate the sum of all the terms
Aunt and Uncle's fuel oil tank dip stick problem?
This problem first came to me in high school, and a couple times since, and I even assigned it for extra credit in one of my calculus classes after I became a teacher. So I know the solution. What... more
The tire of a car traveling
The tire of a car traveling at a speed of 60 miles per hour rotates 269 times in 20 seconds. If the car continues to travel at the same speed, which of the following is the number of times in 20... more
Need answer and how to solve
Boy jogged 4/5 km, girl jogged 1/2 km more than boy, what the distance boy jogged?
Why do we multiply (1-x) by both sides first in the equation 34500 / (1-x) = 47920?
Simple question to a problem I seemingly can't find the answer to. In the equation: 34500 / (1-x) = 47920?Why is it that we multiply both sides by (1-x) first and not divide both sides by 34500? I... more
Let x-2, x, x+3 be the first 3 terms of a geometric sequence. Find the value of x.. Please help, been trying to do this for hours and cant come uyp with a good answer, any help would be extremely... more
A man covers 5/8 of his journey by train and 1/6 by boat. His train journey is 44 miles longer than that by boat. What is the length of the whole journey.