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MATH SOLVE
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The population of a colony of mosquitoes obeys the law of uninhibited growth. If there are 1000 mosquitoes initially and there are 1900 after 1 day, what is the size of the colony after 4 days? How long is it until there are 60,000 mosquitoes? What is the size of the colony after 4 days? mosquitoes (Round to the nearest whole number.) How long is it until 60,000 mosquitoes are in the colony? days (Round to the nearest tenth.)
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2 months ago
The 7th grade class experienced a 15% decrease in enrollment. Last year, the 7th grade class had 280 students. How many students are enrolled in the 7th grade class this year?
General
2 months ago
The base BC of isosceles triangle ABC is extendedthrough C to D. If mLACD = 108, what isthe number of degrees in the measure of vertexangle A ?
General
2 months ago
13.The perimeter of an isosceles triangle is 14. If thelength of the base of the triangle is one less thanthe length of each leg, find the length of a leg.
General
2 months ago
the length of Sally's garden is 4 meters greater than 3 times the width. The perimeter of her garden 72 meters. Find the dimensions of sallys garden.
General
2 months ago
Given square ABCD with diagonals AC, BD.If DB = 7x + 1 and AE = 2x + 11, find EB.
General
2 months ago
Roberto, Christopher, and Levi are amateur cyclist riding in the 165.1 km long Tour of Cortez bicycle race. Each cyclist is individually timed in the event. 1.Two hours into his race, Roberto has completed 73.4 km. 2. Three hours into his race, Christopher has completed 112.6 km. 3. Three and a half hours into his race, Levi has completed 128.2 km. 4.The cyclist must complete the race in under 260 minutes to qualify for the professional cyclist series for the upcoming year. Place the cyclist in order from the least average minutes per km to the greatest average minutes per km that they need ride for the remainder of the race to qualify for the professional cyclist series.
General
2 months ago
A staining solution bottle in a medical laboratory contains 30 ounces .A blood staining test requires 3/4 of solution a tissue staining test requires 1/2 oz of solution if for blood tests and five tissue tests are performed how many ounces of solution are left in the bottle
General
2 months ago
A submarine is at the surface of the ocean. It begins its descent at a rate of 100 feet per minute. Write a linear model in the form d(t)=mt+b where d(t) represents the depth of the submarine relative to sea level, in feet, after t minutes into its descent. Be sure to include "d(t) =" in your answer. (Note: when the submarine is below sea level, its depth is a negative quantity)
General
2 months ago
A synthetic fiber used in manufacturing carpet has tensile strength that is normally distributed with mean 75.5 psi and standard deviation 3.5 psi. How is the standard deviation of the sample mean changed when the sample size is increased from n=6 to n=49? Round all intermediate calculations to four decimal places (e.g. 12.3456) and round the final answer to three decimal places (e.g. 98.768).
General
2 months ago
Mark needs to cut a piece of glass to replace a broken window. he has four pieces of glass 6 feet long 5 feet long 3 feet long and 7 feet long if the length of the glass he needs to cut is sqrt of 20 feet long which piece of gas should be cut to have the least amount of unused glass
General
2 months ago
Q 1.11: approximately how many seconds are there in a microyear?
General
2 months ago
An envelope is 4 cm longer than it is wide. the area is 96 square centimeters. find the length and width.
General
2 months ago
A line, line segment, or ray that divides an angle into two congruent angles is called a (an) __________. (2 words)
General
2 months ago
It takes 3 minutes to fill a 60 L bathing pool. What is the average rate in liters per hour
General
2 months ago
Se polar coordinates to find the volume of the given solid. the solid above the xy-plane that lies below the ellipsoid 4x2 + 4y2 + z2 = 64 but inside the cylinder x2 + y2 = 4
General
2 months ago
The cost of a meal at a fast food restaurant is $4.89 for a sandwich, $3.79 for a salad, and $2.79 for a drink. John states that the cost of the meal is $6.08. Estimate the cost of the meal. Is John's statement reasonable? Select from the drop-down menus to complete the sentence. John's statement ____ because the meal costs about ____1: Is reasonable or not reasonable2:7 dollars 9 dollars 12 dollars 15 dollars
General
2 months ago
PLEASE HELP!!!!! The coordinates of the vertices of △DEF are D(−4, 1), E(3, −1), and F(−1, −4).Which statement correctly describes whether △DEF is a right triangle?△DEF is not a right triangle because no two sides are perpendicular.△DEF is a right triangle because DE¯¯¯¯¯ is perpendicular to DF¯¯¯¯¯.△DEF is a right triangle because DF¯¯¯¯¯ is perpendicular to EF¯¯¯¯¯.△DEF is a right triangle because DE¯¯¯¯¯ is perpendicular to EF¯¯¯¯¯ .
General
2 months ago
A boy pulls a sled at a constant speed 0.6 m/s by applying a force of 350 N. How much work will be done during 1800 s?
General
2 months ago
a red candle is 8 inches tall and burns at a rate of 7/10 inch per hour. a blue cans is 6 inches tall and burns at a rate of 1/5 inch per hour. after how many hours will both candles be the same height(I just need the equation please)
General
2 months ago
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