Which best describes the overall tone of the speech? Bitter and serious
Joyful and celebratory
Passionate and anxious
Formal and virtuous

Customers at an ice-cream shop took a survey .the results showed that 144 customers rated the shop as being "very satisfactory ."this number represented 45%of the total nunber of customers who took the survey

What is [tex] {7}^{98 + \sqrt{4} } - 3 \times (64 \div 2 + 4 - 36) \times a = a + 36[/tex]?

Which term best describes the association between variables a and b