A cleaning crew always uses a 10% disinfectant solution on very delicate surfaces. But today the crew only has a 50% disinfection solution. If the crew needs 25 liters of 10% solution how many liters of water and how many liters of the 50% disinfectant should they mix?

Vikram is studying the square pyramid below. on st to find the surface area of the pyramid, in square inches, vikram wrote (33.2) (34 ikram wrote (33.2)(34.2)+43(34.2)(284) what error did vikram make? o he used the same expression for the area of all four lateral faces. he used the wrong expression to represent the area of the base of the pyramid. o he used the wrong value as the height when he found the area of the lateral faces. he used an expression for surface area that only finds the total area of three faces.