Equations practice problems - page 52 of 248
Number of problems found: 4954
- Rectangle - area and width
The length of the rectangle is 1 cm more than its width. Its area is 4 cm². What is its width? - Quadrilateral circle radius
Given is a quadrilateral ABCD inscribed in a circle, with the diagonal AC being the circle's diameter. The distance between point B and the diameter is 15 cm, and between point D and the diameter is 18 cm. Calculate the radius of the circle and the perime - Cyclist race remaining
After thirty km, the cyclist is one-fifth of the race. How long is the whole race? - Machine repayment months
Mrs. Cooper borrowed a washing machine worth €810. Monthly repayments of €90. She has already repaid €450. How many more months will she pay? - A construction 2
A construction company will be penalized for its bridge construction delays. The penalty is set at 4,000 for the first day and shall be subjected to a 1,000 increase for each succeeding day. The company can afford a maximum payment of 165,000 for a penalt - Isosceles triangle sides
Calculate the size of the base and side of an isosceles triangle if the side is 1 cm longer than the base and the height to the base is 2 cm shorter than the side. - Ratio equation solving
Find x in the ratio equation: 2:1 4/5=x:3/5 - Use AP sum formula
If x+3x+5x+7x+...+87x=5808, what is the value of x? - The product 9 The product of the third and second terms of the arithmetic progression is 3000. If the common difference is 10, find the first term.
- Unknown number quarter A quarter of an unknown number multiplied by 4 equals 30% of that unknown number. Determine the unknown number.
- View angle
We see the tree on the opposite bank of the river at an angle of 15° from a distance of 41 meter from the river bank. From the bank of the river, we can see at an angle of 31°. How tall is the tree? - 7 men
Seven men can complete work in 52 days. How many days will 13 men finish the same work? - Car opposite meeting
The distance between Aš and Břeclav is 477 km. At what speeds were the cars driving against each other when the slower one left Aš at 6:30 AM and the second left Břeclav at 8 AM? They meet at 10:30 AM, and the difference in their speeds is 41 km/h. How fa - Quadrilateral PQRS
PQRS is a quadrilateral with P(4,4), S(8,8), and R(12,8). If vector PQ=4*vector SR, find the coordinates of Q. Solve it - Kilograms - drying
Fresh herbs contain 90% water, dried 10% water. How many kilograms of herbs can we dry from 15 kg of fresh ones? - Making profit
If I make a profit of 25% on selling a bottle of drink for 85, how much did I buy the drink? - AMJ There are three siblings: Anne, Maya, and Jane. Anne gave Maya and Jane as much money as each had. Then Maya gave Anne and Jane as much money as each had. Then Jane gave Anne and Maya as much money as each had. Then, each of the three siblings had 128 pes
- AP five members Give the arithmetic sequence of 5 terms if the first term is 8 and the last term is 100. Show your solution.
- Mrs. Conley
Mrs. Conley asks her class what kind of party they want to have to celebrate their excellent behavior. Out of all the students in the class, 5 want an ice cream party, 7 want a movie party, 10 want a costume party, and the rest are undecided. If 20% of th - Arithmetic mean - parabola
Find the value of k so that k² + 2k – 3 is the arithmetic mean between k² + 4k + 5 and k² – 6k + 10.
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