Algebra - math word problems - page 21 of 305

Number of problems found: 6095

The balance 2
If your balance at the end of 4 years is 50000, at a 5% interest rate, What was your original investment?
Testing students
Giving a test to a group of students, the grades and gender are summarized below. Grades and Gender ; A; B ; C ; Total Male; 20; 6; 19 ; 45 Female ; 17; 18; 13; 48 Total; 37; 24; 32; 93 If one student is chosen at random, a) Find the probability that the
Shares
1300 USD are divided among A, B, C and D in such a way that: share of (A/B)=(B/C)=(C/D) = (2/3)
Sum of squares
If the first number is 80% of the second number and 4 times the sum of their squares is 656, find the numbers.
Doubling every day
If you start with 1 euro on day 1 and double your money daily, how many days before you get at least 1 million?
Orange juice
Water and orange are mixed in a ratio of 7:4. An amount of 36 cm³ of orange is used. What volume of water is used?
Working group
20 men complete one-third of a piece of work in 20 days. How many more men should be employed to finish the rest of the work in 25 more days?
Selling the article
If an article is sold at a gain of 6% instead of at a loss of 6%, then the seller gets 6 euros more. Find the cost price of the article.
Money sharing
A sum of money is to be distributed among A, B, C, and D in the proportion of 5: 2: 4 : 3. If C gets 1000 USD more than D, what is B's share?
Division with a remainder
Find the least number which when divided by 8, 12, and 20 leaves a remainder of 5 in each case.
By selling 2
By selling 100 pens, a shopkeeper gains the selling price of 20 pens. Find his gain percent.
Two men
Two men earn in the ratio 5 : 3 and expend in the ratio 9: 5. If each saves 30000 USD every year, find their income.
HCF of polynoms
Find the HCF of the given expression: 2a²b²c⁴, 2a⁴b³c³ and 4a²b³
Peter 16
Peter travels to his uncle's home, 30 km away from his place. He cycles for 2/3 of the journey before the cycle develops a mechanical problem, and he has to push it for the rest of the journey. If he is cycling 10 km per hour faster than his walking speed
Same expenses
If the price of tea increases by 20%, what percent must the consumption be reduced to keep the expense the same?
Interest over time
If certain sum at compound interest becomes double in 5 years, then, in how many years, it will be 16 times at the same rate of interest?
Gift baskets
Alessia and Alexia made some gift baskets to sell. 2/5 of them were Yu-Gi-oh themed, and the rest were Barbie-themed. They sold 3/4 of the yu-gi-oh-themed baskets and 7/12 of the Barbie-themed baskets. They remained with 56 gift baskets. How many gift bas
Geometric series
How many terms of the geometric series 8+4+2+1+0.5+... must be taken for the sum to get within 10 to the power minus 4 of its sum to infinity?
Parallel tracks
Two trains cross each other in 14 seconds when running in opposite directions along parallel tracks. The faster train is 160 m long and crosses a lamp post in 12 seconds. If the speed of the other train is 6 km/hr less than the faster one, its length, in
4th digit
Write a digit in place of X so that 85X634 is divisible by 11.

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