There are 15 boys and 20 girls in the 7th grade class. What is the ratio of boys to girls in simplified form? O 15 to 20 O 2 to 3 O 1 to 2 O 3 to 4

Q: f c = 12, what is 4 + c?

A: given,  c=12 let  A=4+c

Q: Evaluate x²+3x+5

A:

Q: F (2, 12)

A: Given that  F( 2 ,12) It is the F statistic with the df1 = 2  and df2 = 12 df1 = Degrees of freedom…

Q: are you sure about A and D?

A: The given statement is "if the pentagon is purple, then the circle is green" (Converse is not true)

Q: dr (V+|)²

A:

Q: B through f

A: (b) A(7)=∫07f(t)dt=Area under the curve from x =0 to x =7=Area of triangle (from x =0 to x=1)-area…

Q: y X (9, –3)

A:

Q: Q3 is incorrect.

A: data in ascending order:- 2, 12, 14, 28, 28, 30, 32, 34, 34, 34, 42, 44, 50, 52, 58, 60, 72, 78

Q: 目 +8 LI +T 现 +04 +C4 |F|E|F|| ||||4 4 4 2 2

A:

Q: -8 - 12

A: Given problem is

Q: 4(5+6)=

A: Given: 4(5+6)=

Q: what is mode?

A: Mode:Mode is used as a measure of central tendency. The mode is the most frequently occurring value…

Q: A) Suppose F(xy)- М(х,у) і + N(x,y) j is a vector field on the xy plane such that F•dr = 0 Se I F•dr…

A:

Q: (A v B) A -C

A: Solution: The objective is to complete the truth table

Q: In the

A: In the diagram it is given that, the angles <G and <H are complementary. m<G = 2x + 10…

Q: (カナ) 2.

A:

Q: w + (-7), when w = - 1

A: The expression is given by w+(-7) To evaluate: The value of the expression when w=-1.

Q: The telephone bills for the past month for four families are $48, $65, $39, and $81. The value of…

A: The given data is appropriate for measures of central tendency.

Q: 8. B (6,7) (13,7) |(0,2) 10 12 14 My friend had a nearly-empty tank of gas, only enough to travel 15…

A: We have to find that the gas is enough or not to reach at point C.

Q: How are r and r2 interpreted?

A: In this question, we have to explain how we interpret r and r2

Q: Could you explain (b) as well?

A: We have to prove the following proofs:(i)rank(AB)<=min{rank…

Q: The table shows the movement of a stock for 30 randomly selected trading days. "Up" means the stock…

A:

Q: Q53(a.)

A: Given          f(x)=2x3+10x2+12xx3+2x2