Determine whether these biconditionals are true or false.

a. 2 + 2 = 4 if and only if 1 + 1 = 2.

b. 1 + 1 = 2 if and only if 2 + 3 = 4.

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Write twenty thousand and sixty two in figures

Lashonda has 100 books. 25/100 are mysteries, 3/10 are adventure stories, and 45/100 are novels. what part of her books are mysteries or adventure stories? determine if there is extra or missing information.

A bicycle lock requires a two-digit code of numbers 1 through 9, and any digit may be used only once. Which expression would determine the probability that both digits are even? P (both even) - POM). P (both even) = 491) 36) . P (both even) = (PGP).

write 19/24 as a decimal rounded to the nearest tenth

A recipe that serves 2 people calls for 1,600 milligrams of baking soda. You want to make enough for 10 people. How many grams of baking soda will you need?

Mrs Patterson class room has sixteen empty chairs all the chairs are occupied when every student is present if 2/5 of the student are absent how many make up her entire class

If r1, r2, and r3 represent rotations from Dn and f 1, f 2, and f 3 represent reflections from Dn, determine whether r1 r2 f 1 r3 f 2 f 3 r3 is a rotation or a reflection.

Write 16/19 as decimal rounded to the nearest tenth

Snowy's Snow Cones has a special bubble gum snow cone on sale. The cone is a regular snow cone that has a spherical piece of bubble gum nested at the bottom of the cone. The radius of the snow cone is 3 inches, and the height of the cone is 5 inches.