12. A boat takes 2/3 as much time to travel downstream than to          travel upstream. If the rate of the water current is 8 kph, what          is the rate of the boat in still water?          A. 38 kph                                          C. 40 kph         B. 42 kph                                          D. 45 kph

Q: Given b = –.35 and a = 1.01, what is Y' for X = 52? a. -52.17 b. 51.65 c. -17.19 d. 19.21

A: Solution: From the given information, b=–0.35 and a=1.01. The regression equation is

Q: 5.) The number of butterflies in Southern Nevada is modeled by N = 100 ekt where t is the tim weeks.…

A: We have to find time when N= 600

Q: The variable a is jointly proportional to the square of b and c. If a = 287 when b = 6 and c = 3,…

A:

Q: Calculate MZNHR.

A: Given a circle with tangents and chords with the following values. TF⏜=14°, FH⏜=27°, HN⏜=114°,…

Q: Match each problem with its correct answer. A. 0,543 + 10' 0.0021 B. 62.93 + 10³ 0.543 C. 987.33 +…

A: The division with 10 or powers of 10 shifts the decimal place to the left. The position depends on…

Q: What value of w makes the following true? 4(w-3) =8w %3D OA -3 OB -1 OC: 4. OD 14

A: We have the following equation  4(w-3)=8w that is 4w-12=8w that is 4w-12-4w=8w-4w that is -12=4w

Q: 15. 45 mi/h = ft/s Your answer O This is a required question 16.) 26 cm/s = m/min (enter only the…

A:

Q: Raphael bought 2- pounds of chicken for $9.00. What was the cost per pound of the chicken? A. $3.60…

A: According to question Raphael bought 212 pounds of chicken for $9.00  we have to find the cost per…

Q: dx /2 4x'

A:

Q: 17. The amount of germs in a certain culture increases at a rate proportional to the number present.…

A: As per Bartleby answering guidelines if multiple questions are posted in a single picture then an…

Q: D AB = BC = 31 CD = 22 DA = mLA = m/B = m/C = m/D%3D

A: From the given figure the ABCD is a rectangle. Properties of a rectangle: Opposite sides are equal.…

Q: 7) Find m/C C 29 km 13 km B A 21 km

A:

Q: The value of 2xe* dx = a. 0 b. -4 C. d. 4 e

A: We need to find ∫012xe-xdx. So,            ∫012xe-xdx=2·∫01xe-xdxBy integration by parts,=2-e-xx-∫…

Q: 7. A 13-foot ladder leans against a wall. The foot of the ladder begins to slide away from the wall…

A:

Q: 5 4 dx

A:

Q: What conditions would we need, in terms of changing the rate of snowfall and rate of snow removal,…

A:

Q: If one 11 oz. spray paint can provide coverage for up to 864 square inches, will you have enough for…

A: Given: Surface area of the cylindrical tin=603.2 in2

Q: 5. What is the decibel rating of the sound of an orchestra playing a movement for fortissimo at 3.6…

A: We will find out the required value.

Q: An aluminum cube changes its volume such that its shape remains unchanged. For such a cube of unit…

A:

Q: speed and average PROBLEM 1: An Olympic swimmer swims 50 m in 23.1 secs. What is his average speed?

A:

Q: z=1.25, µ=25 and o=4 X=? Z=-0.5, X = 25 and s = 6 X =?

A: From the provided information, z = 1.25, µ = 25 and σ = 4

Q: 1. mpg: Miles/(US) gallon 2. cyl: Number of cylinders 3. disp: Displacement (cu.in.) 4. hp: Gross…

A: As per the guidelines, we will solve first three subparts for you. In order to get the answers for…

Q: 11. Determine the length of DB. E 2.5 cm D B* √13 cm. -3 cm A

A:

Q: 4. r=-0.2969 and n= 10 Find Σα

A:

Q: Find UV. 10x +5 T W 29 8x-1 V UV=

A:

Q: 32. E F mZE = %3D mZF = 117° mZG = %3D H G

A: Here , m< H CONVERGENCE TO m< G AND m< E CONGRUENCE TO m< F  and m< H + m< F =…

Q: 5. Calculate the following. I. i=30 3 + 4i Li3D0 II. ++÷+ + .……·+ 16 8 512

A:

Q: V = H= 4 in B= SA = 4 in 12 in P= LA =

A:

Q: Pat bounces a basketball 24 times in 30 seconds. At that rate, approximately how many times will Pat…

A: Since, it is given that Pat bounces a basketball 24 times in 30 seconds.Our Aim is to tell how many…

Q: 2. Kenneth threw a basketball toward the hoop. At the time the ball left his hands it was travelling…

A: (a) The thrower is throwing the ball towards the hoop. So it will take a parabolic path.