José compra \( 2 \frac{1}{2} \) libras de arroz para una semana ( 7 días). Si cada día cocina la misma cantidad de arroz, ¿cuántas libras utiliza en un día?

The sum of the first two terms is \( 4 / 3 \) and the sum of terms 3 and 4 is 12 . Find the geometric progression. \( 3^{0}, 3^{1}, 3^{2} \) \( 3^{-1}, 3^{0}, 3^{1}, \ldots \ldots \) \( 3^{-2}, 3^{0}, 3^{1} \) \( 2 / 9,10 / 9,50 / 9, \ldots \). \( 1 / 9,11 / 9,11^{2} / 9, \ldots \ldots \)

Soumik has \( \$ 5 \) less than Kofi. If they have \( \$ 97.50 \) altogether, how much does each person have?

Which element or molecule is the electron acceptor in photosynthesis? ATP NADP warbon

ec. \( 4.6: 7,17,19,23 \) Find the general solution for each of the following nonhomogeneous differential equation \( (x+1) y^{\prime \prime}+x y^{\prime}-y=(x+1)^{2} \)

Simple interest on ₹ 500 for 4 yr at the rate of \( 8 \% \) per annum is \( \begin{array}{ll}\text { (A) } ₹ 10 & \text { (B) } ₹ 32 \\ \text { (C) } ₹ 40 & \text { (D) } ₹ 160\end{array} \)