Do i divide or multiply? this is pretty confusing to : /
peter bought 15.5 yards of cord. he paid $0.40 per yard.

how much did peter spend on cord?

a.
$0.62

b.
$6.20

c.
$38.75

d.
$62.00

How to solve a simultaneous equation involved with fractions?

Give the equations of two different lines that are perpendicular to the line 3x + 4y = 7.

Which is a logical conclusion based on the given information? a. figure abcd is a rhombus by the definition of a rhombus. b. segment ac is congruent to segment dc by cpctc. c. angle acb is congruent to angle adc by the angle-side-angle theorem. d. triangle acd is congruent to triangle cab by the hypotenuse-leg theorem.