Show that a, b,c, d are in proportion if 2a^2+3b^2:2c^2+3d^2::2a^2-3b^2:2c^2 -3d^2​

Yosef can eat 21 jamuns while rose can eat just 15 . complete the blank. yosef can eat % more jamuns than rose.

Abouncy ball is released from a certain height. on the first bounce, it travels 32cm. with each subsequent bounce, it travels 9/10 the distance of the previous bounce. what is the total distance that the ball has traveled when it completes its 25th bounce?

If 5x - 2 = -12, then x = a) -50 b) -4.4 c) -2.8 d) -2