You are dealt one card from a standard 52 -card deck. Find the probability of being dealt a ten. The probability of being dealt a ten is (Type an integer or a simplified fraction.)

(b) Katër nga faqet e trupit janë trapeza. Lartësia e trapezit është \( 43,7 \mathrm{~mm} \). Gjeni syprinën e përgjithshme të trupit në \( \mathrm{cm}^{2} \).

2.(calculator) Find the value. \( 6 \div 3 \times 12+(8 \times 7-2) \)

Factor completely. \( 5 v^{2}-25 v-70 \)

Qual a área do estado da Bahia? Escolha 1 resposta: (A) Área \( \approx 546.742,36 \mathrm{~km}^{2} \) (B) Área \( \approx 564.472,38 \mathrm{~km}^{2} \) (C) Área \( \approx 564.742,38 \mathrm{~km}^{2} \)

Find the critical values \( \chi_{1-\alpha / 2}^{2} \) and \( \chi_{\alpha / 2}^{2} \) for a \( 98 \% \) confidence level and a sample size of \( n=10 \). \( \chi_{1-\alpha / 2}^{2}=2.088 \) (Round to three decimal places as needed.) \( \chi_{\alpha / 2}^{2}=\square \) (Round to three decimal places as needed.)