MathMaster logo

MathMaster

  1. Home
  2. general
  3. 30 in 8 s a car that starts from rest and moves with uniformly accelerated motion has achieved a speed of 72m s how much s
Question

30. In 8 s, a car that starts from rest and moves with uniformly accelerated motion has achieved a speed of 72m/s. How much space must it travel to reach a speed of 90m/s? Sunshine: 450 m

256

likes
1281 views

Answer to a math question 30. In 8 s, a car that starts from rest and moves with uniformly accelerated motion has achieved a speed of 72m/s. How much space must it travel to reach a speed of 90m/s? Sunshine: 450 m

Expert avatar
Brice
4.8
113 Answers
Utilice v = u at para encontrar a que sea 9 m/s^2. Utilice la misma fórmula para encontrar t con una velocidad de 90 m/s para obtener t como 10 s. Utilice s=ut 1/2 at^2 para encontrar s como 450 m.

Frequently asked questions (FAQs)
Question: What is the hypotenuse length of a right triangle with legs measuring 5 cm and 12 cm?
+
Math Question: In triangle ABC, angle B is equal to angle C. If the measure of angle A is 40 degrees, what is the measure of angle B?
+
What is the range of the square root function, f(x) = √x, where x belongs to the set of nonnegative real numbers?
+
New questions in Mathematics
Solution to the equation y'' - y' - 6y = 0
A circular park has a diameter of 150ft. A circular fence is to be placed on the edge of this park. Calculate the cost of fencing this park if the rate charged is $7 per foot. Use π = 3.14.
An integer is taken at random from the first 40 positive integers. What is the probability that the integer is divisible by 5 or 6?
Margin of error E=0.30 populations standard deviation =2.5. Population means with 95% confidence. What I the required sample size (round up to the whole number)
Answer the following questions regarding the expression below. 0.1 (a) Write the number as a fraction.
Perpetual annuities are a series of payments whose duration has no end. Explain how can we calculate them, if they have no end?
Find 2 numbers whose sum is 47 and whose subtraction is 13
From 1975 through 2020 the mean annual gain of the Dow Jones Industrial Average was 652. A random sample of 34 years is selected from this population. What is the probability that the mean gain for the sample was between 400 and 800? Assume the standard deviation is 1539
2)A tourist has 15 pairs of pants in his hotel room closet. Suppose 5 are blue and the rest are black. The tourist leaves his room twice a day. He takes a pair of pants and puts them on, the tourist leaves the first pair of pants in the closet again and takes another one and puts them on. What is the probability that the two pants chosen are black?
X³-27
Build a truth table for the statement ~(pvq)^~p
2X+2=8
suppose a city with population 80,000 has been growing at a rate of 8% per year if this rate continues find the population of this city in 10 years
The average undergraduate cost per tuition, fees, room, and board for all institutions last year was $26,025. A random sample of 40 institutions of higher learning this year indicated that the mean tuition, fees, room, and board for the sample was $27,690, and the population standard deviation is $5492. At the 0.05 level of significance, is there sufficient evidence that the cost has increased? (Remember to follow the steps in hypothesis testing)
25) Paulo saves R$250.00 per month and keeps the money in a safe in his own home. At the end of 12 months, deposit the total saved into the savings account. Consider that, each year, deposits are always carried out on the same day and month; the annual yield on the savings account is 7%; and, the yield total is obtained by the interest compounding process. So, the amount that Paulo will have in his savings account after 3 years, from the moment you started saving part of your money monthly, it will be A) R$6,644.70. B) R$ 9,210.00. C) R$ 9,644.70. D) R$ 10,319.83. E) R$ 13,319.83
How many moles are there in 235 grams of potassium thiosulfate pentahydrate? K2S2O3*5(H2O)
4m - 3t + 7 = 16
Carmen's age was twice as old as Luis was when Carmen was Luis's age. When Luis is Carmen's age, their ages will add up to 112.
g(x)=3(x+8). What is the value of g(12)
A person travels by car from one city to another with different constant speeds between pairs of cities. She drives for 55.0 min at 100.0 km/h, 14.0 min at 65.0 km/h, and 45.0 min at 60.0 km/h and spends 20.0 min eating lunch and buying gas. (a) Determine the average speed for the trip.

You might be interested in