Unicipalidad de Guayaquil 5. Resuelve las situaciones que se plantean a continuación.
a. En una papelería se compraron siete cajas con siete
estuches cada una. Si en cada estuche hay siete
marcadores, ¿cuántos marcadores se compraron en
total en la papelería?​

Aparallel system functions whenever at least one of its components works. consider a parallel system of n components, and suppose each component works independently with probability 0.5. find the conditional probability that component n works given that the system is working

Three times the sum of a number and seven is negative thirty-six. what is the number?

Rounded to the nearest tenth, what is the value of x