Calculate. State the answer as a whole-number quotient and remainder.728 ÷ 8

A. quotient 90; remainder 0
B. quotient 91; remainder 0
C. quotient 90; remainder 7
D. quotient 91; remainder 7


Answer: B

Mathematics

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Solve the problem.A sensor light installed on the edge of a home can detect motion for a distance of  in front and with a range of motion of  Over what area will the sensor detect motion and become illuminated? Round to two decimal places.

A. 14,894.08 ft2 B. 7,447.04 ft2 C. 14,894.18 ft2 D. 7,446.94 ft2

Mathematics

Determine if each of the following is true or false. If true, explain why.



(a) ?4 + ?9 + ?13 = 180°
(b) ?5 = ?8 + ?10
(c) ?4 = ?1 + ?14
(d) ?2 + ?3 + ?4 + ?11 + ?12 + ?15 = 360°

Mathematics

If f is a polynomial function of degree more than 3, then the approximation  using Simpson's rule is exact. ?

A. true B. false

Mathematics

Solve the problem.Ultraviolet solar radiation (UV) is strongly absorbed by ocean water. The intensity of the UV at a particular depth can be calculated using the equation I = I0e-0.3d, where d is the depth in centimeters (cm), I0 is the intensity at the surface, and I is the intensity at depth d. Find the depth at which the intensity is 15% of its value at the surface. Round to the nearest tenth when necessary.

A. 2.7 cm B. 6.3 cm C. 19 cm D. 9.5 cm

Mathematics