Responda:
Marcelo tem certa quantia em reais, depositada na caderneta poupança. Se o dobro dessa quantia mais R$ 180,00 é igual a R$ 2.600,00, quantos reais Marcelo tem depositado na caderneta poupança?

One card is dealt from a 52 card deck. find the probability that the dealt card is a 4 or a black 7

Use the following statements to write a compound statement for the conjunction or disjunction. then find its truth value. p: an isosceles triangle has two congruent sides. q: a right angle measures 90° r: four points are always coplanar. s: a decagon has 12 sides. a) a right angle measures 90° or an isosceles triangle has two congruent sides; true. b) a right angle measures 90° and an isosceles triangle has two congruent sides; true. c) a right angle measures 90° and an isosceles triangle does not have two congruent sides; false. d) a right angle measures 90° or an isosceles triangle does not have two congruent sides; true.

Which of the following is closest to 32.9 x 7.5? a: 232 b: 259 c: 220 d: 265